diff --git a/docs/api/README.md b/docs/api/README.md
index 13296cf..c72a1e0 100644
--- a/docs/api/README.md
+++ b/docs/api/README.md
@@ -165,6 +165,7 @@ Generated from `@openapi` annotations in [`src/api/routes/`](../../src/api/route
 | [`routes/posterminal/list.md`](routes/posterminal/list.md) | `GET /posterminal` |
 | [`routes/posterminal/upsert.md`](routes/posterminal/upsert.md) | `PUT /posterminal` |
 | [`routes/posterminal/delete.md`](routes/posterminal/delete.md) | `DELETE /posterminal/{id}` |
+| [`routes/posterminal/update.md`](routes/posterminal/update.md) | `PATCH /posterminal/{id}` |
 | [`routes/posterminal/setOffAll.md`](routes/posterminal/setOffAll.md) | `DELETE /posterminal/{id}/all` |
 | [`routes/posterminal/setOnAll.md`](routes/posterminal/setOnAll.md) | `PUT /posterminal/{id}/all` |
 | [`routes/posterminal/setOff.md`](routes/posterminal/setOff.md) | `DELETE /posterminal/{id}/category/{categoryId}` |
diff --git a/docs/api/routes-all.md b/docs/api/routes-all.md
index 4b25b25..76a5a1d 100644
--- a/docs/api/routes-all.md
+++ b/docs/api/routes-all.md
@@ -1,6 +1,6 @@
 # Dash API Routes Overview (All)
 
-Overview of all 189 API endpoints across all modules.
+Overview of all 190 API endpoints across all modules.
 
 ### Notation
 
@@ -10,55 +10,56 @@ Params: path values first, then `query:` and `body:` (`body?` = optional body).
 ### Reusable types
 
 - `T1` = `{ article: T2 }`
-- `T2` = `{ id: int, sku: str, name: str, slug: str, track_stock: bool, unitamount: num|null, weight: num|null, unit: T31, brand: T27|null, categoryIds: int[], photos: T25[], eans: str[], prices: T35[], suppliers: T11[] }`
+- `T2` = `{ id: int, sku: str, name: str, slug: str, track_stock: bool, unitamount: num|null, weight: num|null, unit: T32, brand: T28|null, categoryIds: int[], photos: T26[], eans: str[], prices: T36[], suppliers: T12[] }`
 - `T3` = `{ delivery: T4 }`
-- `T4` = `{ id: int, number: str, type: str, supplierId: int|null, date: str, lines: T19[], files: T9[], externalNumber?: str|null, createdAt?: str, ledger?: T39 }`
+- `T4` = `{ id: int, number: str, type: str, supplierId: int|null, date: str, lines: T20[], files: T9[], externalNumber?: str|null, createdAt?: str, ledger?: T40 }`
 - `T5` = `{ labeltemplate: T6 }`
-- `T6` = `{ id: int, name: str, width: num, height: num, dpi: int, type: str, content: T15, thumb?: str|null }`
-- `T7` = `{ order: T10 }`
-- `T8` = `{ quote: T10 }`
+- `T6` = `{ id: int, name: str, width: num, height: num, dpi: int, type: str, content: T16, thumb?: str|null }`
+- `T7` = `{ order: T11 }`
+- `T8` = `{ quote: T11 }`
 - `T9` = `{ id: int, manifestId: int, fileId: int, sort: int, hash: str, mimetype: str, name: str, size: int, created?: str, modified?: str, thumbavif?: str|null, thumbx?: int|null, thumby?: int|null, meta?: { [k]: str }|null }`
-- `T10` = `{ id: int, number: str, type: str, entityId: int|null, date: str, lines: T19[], createdAt?: str }`
-- `T11` = `{ id: int, articleId: int, entityId: int, pu: num, sort: int, supplierName?: str|null, sku?: str|null, stock?: num|null, priceId?: int|null, price?: T42|null }`
-- `T12` = `{ id: int, entityId: int, addressType: str, firstName?: str|null, name?: str|null, street?: str|null, streetNumber?: str|null, zip?: str|null, city?: str|null, county?: str|null }`
-- `T13` = `{ ledger: T14[] }`
-- `T14` = `{ id: int, manifestarticle_id: int, transaction_type: str, amount: num, transaction_text: str, hash_version: int, prev_hash?: str, sku?: str|null, created_at?: str }`
-- `T15` = `{ objects: T20[] }`
+- `T10` = `{ id: int, name: str, pairingpin?: str|null, token?: str|null, pairedAt?: str|null, clientserial?: str|null, rootCategoryId?: int|null, syncRootArticles?: bool, lastseenAt?: str|null, updatedAt?: str|null, categoryIds?: int[] }`
+- `T11` = `{ id: int, number: str, type: str, entityId: int|null, date: str, lines: T20[], createdAt?: str }`
+- `T12` = `{ id: int, articleId: int, entityId: int, pu: num, sort: int, supplierName?: str|null, sku?: str|null, stock?: num|null, priceId?: int|null, price?: T43|null }`
+- `T13` = `{ id: int, entityId: int, addressType: str, firstName?: str|null, name?: str|null, street?: str|null, streetNumber?: str|null, zip?: str|null, city?: str|null, county?: str|null }`
+- `T14` = `{ ledger: T15[] }`
+- `T15` = `{ id: int, manifestarticle_id: int, transaction_type: str, amount: num, transaction_text: str, hash_version: int, prev_hash?: str, sku?: str|null, created_at?: str }`
 - `T16` = `{ objects: T21[] }`
-- `T17` = `{ printer: T22 }`
-- `T18` = `{ entity: T26 }`
-- `T19` = `{ id: int, sku: str|null, name: str|null, pu: num, amount: num, net: num, rebate: num, taxrate: num, comment: str|null }`
-- `T20` = `{ id: str, type: str, x: num, y: num, w?: num, h?: num, text?: str, font?: str, fontSize?: num, barcodeFormat?: str }`
+- `T17` = `{ objects: T22[] }`
+- `T18` = `{ printer: T23 }`
+- `T19` = `{ entity: T27 }`
+- `T20` = `{ id: int, sku: str|null, name: str|null, pu: num, amount: num, net: num, rebate: num, taxrate: num, comment: str|null }`
 - `T21` = `{ id: str, type: str, x: num, y: num, w?: num, h?: num, text?: str, font?: str, fontSize?: num, barcodeFormat?: str }`
-- `T22` = `{ id: int, company_id: int, address: str, type: str, sort: int, model?: str|null, serial?: str|null, desc?: str|null }`
-- `T23` = `{ id: int, name: str, sort: int, exclusive: bool, values: T37[] }`
-- `T24` = `{ amount: num, net: num, taxrate: num, sku?: str|null, name?: str|null, pu?: num, rebate?: num, comment?: str|null }`
-- `T25` = `{ sort: int, fullHash: str, fullW: int, fullH: int, fullSize: int, thumbW: int, thumbH: int, thumbHash: str }`
-- `T26` = `{ id: int, customergroupId: int, firstName: str|null, name: str, number: str|null, createdAt: str, updatedAt: str }`
-- `T27` = `{ name: str, id?: int|null, fullHash?: str|null, thumbW?: int|null, thumbH?: int|null, thumbHash?: str|null }`
-- `T28` = `{ id: int, companyuser_id: int, provider: str, model: str, created_at: str, updated_at: str, state: str }`
-- `T29` = `{ id: int, sort: int, fullHash: str, thumbW: int, thumbH: int, thumbHash: str }`
-- `T30` = `{ article: T33 }`
-- `T31` = `{ si: str, basesi: str, basesifactor: num, symbol?: str|null, name?: str|null }`
-- `T32` = `{ id: int, iso639: str, name: str, taxrate: num, reducedtaxrate: num }`
-- `T33` = `{ id: int, categoryId: int, name: str, sku: str, track_stock: bool }`
-- `T34` = `{ id: int, email: str, selectedCompanyId: int|null, picture?: str }`
-- `T35` = `{ minmultiplier: num, net: num, taxRate: num, customergroupId: int }`
-- `T36` = `{ id: int, entityId: int, contactType: str, contact: str }`
-- `T37` = `{ id: int, attributeId: int, value: str, sort: int }`
-- `T38` = `{ id: int, name: str, createdAt: str, updatedAt: str }`
-- `T39` = `{ totalPositions: int, completelyOnLedgerPositions: int }`
-- `T40` = `{ id: int, name: str, sort: int, exclusive: bool }`
-- `T41` = `{ warehouse: T43 }`
-- `T42` = `{ net: num, taxId: int, taxRate?: num|null }`
-- `T43` = `{ id: int, name: str, sort: int }`
-- `T44` = `{ id: int, categoryIds: int[] }`
+- `T22` = `{ id: str, type: str, x: num, y: num, w?: num, h?: num, text?: str, font?: str, fontSize?: num, barcodeFormat?: str }`
+- `T23` = `{ id: int, company_id: int, address: str, type: str, sort: int, model?: str|null, serial?: str|null, desc?: str|null }`
+- `T24` = `{ id: int, name: str, sort: int, exclusive: bool, values: T38[] }`
+- `T25` = `{ amount: num, net: num, taxrate: num, sku?: str|null, name?: str|null, pu?: num, rebate?: num, comment?: str|null }`
+- `T26` = `{ sort: int, fullHash: str, fullW: int, fullH: int, fullSize: int, thumbW: int, thumbH: int, thumbHash: str }`
+- `T27` = `{ id: int, customergroupId: int, firstName: str|null, name: str, number: str|null, createdAt: str, updatedAt: str }`
+- `T28` = `{ name: str, id?: int|null, fullHash?: str|null, thumbW?: int|null, thumbH?: int|null, thumbHash?: str|null }`
+- `T29` = `{ id: int, companyuser_id: int, provider: str, model: str, created_at: str, updated_at: str, state: str }`
+- `T30` = `{ id: int, sort: int, fullHash: str, thumbW: int, thumbH: int, thumbHash: str }`
+- `T31` = `{ article: T34 }`
+- `T32` = `{ si: str, basesi: str, basesifactor: num, symbol?: str|null, name?: str|null }`
+- `T33` = `{ id: int, iso639: str, name: str, taxrate: num, reducedtaxrate: num }`
+- `T34` = `{ id: int, categoryId: int, name: str, sku: str, track_stock: bool }`
+- `T35` = `{ id: int, email: str, selectedCompanyId: int|null, picture?: str }`
+- `T36` = `{ minmultiplier: num, net: num, taxRate: num, customergroupId: int }`
+- `T37` = `{ id: int, entityId: int, contactType: str, contact: str }`
+- `T38` = `{ id: int, attributeId: int, value: str, sort: int }`
+- `T39` = `{ id: int, name: str, createdAt: str, updatedAt: str }`
+- `T40` = `{ totalPositions: int, completelyOnLedgerPositions: int }`
+- `T41` = `{ id: int, name: str, sort: int, exclusive: bool }`
+- `T42` = `{ warehouse: T44 }`
+- `T43` = `{ net: num, taxId: int, taxRate?: num|null }`
+- `T44` = `{ id: int, name: str, sort: int }`
+- `T45` = `{ id: int, categoryIds: int[] }`
 
 ### Routes
 
 #### Create article in category — `POST /article`
 - Params: `body: { categoryId: int, name: str, track_stock?: bool }`
-- Returns: `201 T30`
+- Returns: `201 T31`
 #### Export articles as ZIP — `GET /article/export.zip`
 - Params: `query: categoryId?: int`
 - Returns: `200 zip`
@@ -94,10 +95,10 @@ Params: path values first, then `query:` and `body:` (`body?` = optional body).
 - Returns: `200 { children: { id: int, sku: str, name: str, parentsort: int, attributeValueId: int, attributeValue: str }[] }`
 #### Create and attach a new child article to a parent article — `POST /article/{sku}/children`
 - Params: `sku: str, body: { attributeValueId?: int, value?: str, name?: str }`
-- Returns: `201 T30`
+- Returns: `201 T31`
 #### Attach an existing article as a child to a parent article — `PUT /article/{sku}/children`
 - Params: `sku: str, body: { sku: str, attributeValueId?: int, value?: str, reparent?: bool }`
-- Returns: `200 { article: T33, children: { id: int, sku: str, name: str, parentsort: int, attributeValueId: int, attributeValue: str }[] }`
+- Returns: `200 { article: T34, children: { id: int, sku: str, name: str, parentsort: int, attributeValueId: int, attributeValue: str }[] }`
 #### Remove a child article from a parent article — `DELETE /article/{sku}/children/{childSku}`
 - Params: `sku: str, childSku: str, query: deleteArticle?: bool`
 - Returns: `200 { success: bool, deleted: bool }`
@@ -124,7 +125,7 @@ Params: path values first, then `query:` and `body:` (`body?` = optional body).
 - Returns: `200 { options: { id: int, articleId: int, sku: str, name: str, count: int, sort: int, mandated: bool }[] }`
 #### Toggle parent mode for an article — `POST /article/{sku}/parent`
 - Params: `sku: str, body: { isParent: bool, attributeNameId?: int }`
-- Returns: `200 T30`
+- Returns: `200 T31`
 #### Replace POS prices by SKU (net > gross; price=net, tax=taxRate %) — `PUT /article/{sku}/prices`
 - Params: `sku: str, body: { prices: { net?: num, gross?: num, price?: num, taxRate?: num, tax?: num, minmultiplier?: num }[] }`
 - Returns: `200 T1`
@@ -142,10 +143,10 @@ Params: path values first, then `query:` and `body:` (`body?` = optional body).
 - Returns: `200 { ok: bool }`
 #### List article suppliers — `GET /article/{sku}/supplier`
 - Params: `sku: str`
-- Returns: `200 { suppliers: T11[] }`
+- Returns: `200 { suppliers: T12[] }`
 #### Assign supplier to article — `POST /article/{sku}/supplier`
 - Params: `sku: str, body: { entityId: int, sku?: str|null, pu?: num, stock?: num|null, sort?: int|null, netPrice?: num|null, taxId?: int|null, taxRate?: num|null }`
-- Returns: `201 { supplier: T11 }`
+- Returns: `201 { supplier: T12 }`
 #### Reorder article suppliers — `PUT /article/{sku}/supplier/order`
 - Params: `sku: str, body: { ids: int[] }`
 - Returns: `200 { ids: int[] }`
@@ -154,7 +155,7 @@ Params: path values first, then `query:` and `body:` (`body?` = optional body).
 - Returns: `204 void`
 #### Update article supplier assignment — `PATCH /article/{sku}/supplier/{id}`
 - Params: `sku: str, id: int, body: { sku?: str|null, pu?: num, stock?: num|null, sort?: int, netPrice?: num|null, taxId?: int|null, taxRate?: num|null }`
-- Returns: `200 { supplier: T11 }`
+- Returns: `200 { supplier: T12 }`
 #### Set article track_stock flag by SKU — `PUT /article/{sku}/track_stock`
 - Params: `sku: str, body: { track_stock: bool }`
 - Returns: `200 T1`
@@ -163,19 +164,19 @@ Params: path values first, then `query:` and `body:` (`body?` = optional body).
 - Returns: `200 T1`
 #### List attribute names — `GET /attributename`
 _none_
-- Returns: `200 { attributenames: T23[] }`
+- Returns: `200 { attributenames: T24[] }`
 #### Create attribute name — `POST /attributename`
 - Params: `body: { name: str, sort?: int, exclusive?: bool }`
-- Returns: `201 { attributename: T23 }`
+- Returns: `201 { attributename: T24 }`
 #### Reorder attribute names — `PUT /attributename/order`
 - Params: `body: { attributenameIds: int[] }`
 - Returns: `200 { ok: bool }`
 #### List values for an attribute — `GET /attributename/{attributeId}/value`
 - Params: `attributeId: int`
-- Returns: `200 { values: T37[] }`
+- Returns: `200 { values: T38[] }`
 #### Create value for an attribute — `POST /attributename/{attributeId}/value`
 - Params: `attributeId: int, body: { value: str, sort?: int }`
-- Returns: `201 { attributevalue: T37 }`
+- Returns: `201 { attributevalue: T38 }`
 #### Reorder values of an attribute — `PUT /attributename/{attributeId}/value/order`
 - Params: `attributeId: int, body: { attributevalueIds: int[] }`
 - Returns: `200 { ok: bool }`
@@ -184,40 +185,40 @@ _none_
 - Returns: `200 { ok: bool }`
 #### Update attribute name — `PATCH /attributename/{id}`
 - Params: `id: int, body: { name?: str, sort?: int, exclusive?: bool }`
-- Returns: `200 { attributename: T23 }`
+- Returns: `200 { attributename: T24 }`
 #### Delete attribute value — `DELETE /attributevalue/{id}`
 - Params: `id: int`
 - Returns: `200 { ok: bool }`
 #### Update attribute value — `PATCH /attributevalue/{id}`
 - Params: `id: int, body: { value?: str, sort?: int }`
-- Returns: `200 { attributevalue: T37 }`
+- Returns: `200 { attributevalue: T38 }`
 #### Login with Google ID token — `POST /auth/login`
 - Params: `body: { idToken: str }`
-- Returns: `200 { message: str, user: T34 }`
+- Returns: `200 { message: str, user: T35 }`
 #### Logout — `POST /auth/logout`
 _none_
 - Returns: `200 { message: str }`
 #### Current user — `GET /auth/me`
 _none_
-- Returns: `200 { user: T34, googleClientId: str }`
+- Returns: `200 { user: T35, googleClientId: str }`
 #### Set selected company — `PUT /auth/selected-company`
 - Params: `body: { companyId: int }`
-- Returns: `200 { user: T34 }`
+- Returns: `200 { user: T35 }`
 #### List brands — `GET /brand`
 _none_
-- Returns: `200 { brands: { id: int, name: str, pics: T29[], gsprpinfo?: str|null }[] }`
+- Returns: `200 { brands: { id: int, name: str, pics: T30[], gsprpinfo?: str|null }[] }`
 #### Upsert brand — `PUT /brand`
 - Params: `body: { name: str, gsprpinfo?: str }`
-- Returns: `200 { brand: { id: int, name: str, pics: T29[], gsprpinfo?: str|null } }`
+- Returns: `200 { brand: { id: int, name: str, pics: T30[], gsprpinfo?: str|null } }`
 #### Delete brand — `DELETE /brand/{id}`
 - Params: `id: int`
 - Returns: `204 void`
 #### Delete brand image — `DELETE /brand/{id}/image`
 - Params: `id: int`
-- Returns: `200 { brand: { id: int, thumbW: int|null, thumbH: int|null, thumbHash: str|null, pics: T29[] } }`
+- Returns: `200 { brand: { id: int, thumbW: int|null, thumbH: int|null, thumbHash: str|null, pics: T30[] } }`
 #### Add or replace brand image — `POST /brand/{id}/image`
 - Params: `id: int, image/avif`
-- Returns: `201 { brand: { id: int, fullHash: str, thumbW: int, thumbH: int, thumbHash: str, pics: T29[] } }`
+- Returns: `201 { brand: { id: int, fullHash: str, thumbW: int, thumbH: int, thumbHash: str, pics: T30[] } }`
 #### Create category — `POST /category`
 - Params: `body: { parentId: int, name: str }`
 - Returns: `201 { category: { id: int, parentId: int|null, sort: int, name: str } }`
@@ -229,7 +230,7 @@ _none_
 - Returns: `200 { categoryIds: int[] }`
 #### Category tree — `GET /category/tree`
 _none_
-- Returns: `200 { languageId: int, tree: { id: int, sort: int, posterminalIds: int[], parentId?: int|null, name?: str|null, slug?: str|null, fullHash?: str|null, thumbW?: int|null, thumbH?: int|null, thumbHash?: str|null }[], articles: { id: int, sku: str, name: str, slug: str, track_stock: bool, optionsCount: int, articleListCount: int, childCount: int, net?: num|null, taxRate?: num|null, parentArticleId?: int|null, parentSku?: str|null, fullHash?: str|null, thumbW?: int|null, thumbH?: int|null, thumbHash?: str|null, brand?: T27|null }[] }`
+- Returns: `200 { languageId: int, tree: { id: int, sort: int, posterminalIds: int[], parentId?: int|null, name?: str|null, slug?: str|null, fullHash?: str|null, thumbW?: int|null, thumbH?: int|null, thumbHash?: str|null }[], articles: { id: int, sku: str, name: str, slug: str, track_stock: bool, optionsCount: int, articleListCount: int, childCount: int, net?: num|null, taxRate?: num|null, parentArticleId?: int|null, parentSku?: str|null, fullHash?: str|null, thumbW?: int|null, thumbH?: int|null, thumbHash?: str|null, brand?: T28|null }[] }`
 #### Delete category — `DELETE /category/{id}`
 - Params: `id: int`
 - Returns: `204 void`
@@ -238,7 +239,7 @@ _none_
 - Returns: `200 { category: { id: int, name: str, slug: str, parentId: int, sort: int } }`
 #### Articles in category — `GET /category/{id}/articles`
 - Params: `id: int`
-- Returns: `200 { articles: { id: int, sku: str, name: str, slug: str, track_stock: bool, optionsCount: int, articleListCount: int, childCount: int, net?: num|null, taxRate?: num|null, parentArticleId?: int|null, parentSku?: str|null, fullHash?: str|null, thumbW?: int|null, thumbH?: int|null, thumbHash?: str|null, brand?: T27|null }[] }`
+- Returns: `200 { articles: { id: int, sku: str, name: str, slug: str, track_stock: bool, optionsCount: int, articleListCount: int, childCount: int, net?: num|null, taxRate?: num|null, parentArticleId?: int|null, parentSku?: str|null, fullHash?: str|null, thumbW?: int|null, thumbH?: int|null, thumbHash?: str|null, brand?: T28|null }[] }`
 #### List category attribute values — `GET /category/{id}/attributevalue`
 - Params: `id: int`
 - Returns: `200 { attributevalues: { id: int, attributeId: int, attributeName: str, attributeValueId: int, value: str, sort: int, categoryId?: int, exclusive?: bool }[] }`
@@ -262,10 +263,10 @@ _none_
 - Returns: `200 { ok: bool }`
 #### List companies — `GET /company`
 _none_
-- Returns: `200 { companies: T32[] }`
+- Returns: `200 { companies: T33[] }`
 #### Create company — `POST /company`
 - Params: `body: { iso639: str, name: str, taxrate: num, reducedtaxrate: num }`
-- Returns: `201 { company: T32, user: T34 }`
+- Returns: `201 { company: T33, user: T35 }`
 #### Get company history — `GET /company/history`
 - Params: `query: limit?: int`
 - Returns: `200 { history: { id: int, date: str, text: str, companyuserId?: int|null }[], truncated: bool }`
@@ -286,13 +287,13 @@ _none_
 - Returns: `204 void`
 #### Update company — `PUT /company/{id}`
 - Params: `id: int, body: { iso639: str, name: str, taxrate: num, reducedtaxrate: num }`
-- Returns: `200 { company: T32 }`
+- Returns: `200 { company: T33 }`
 #### List customer groups — `GET /customergroup`
 _none_
 - Returns: `200 { customergroups: { id: int, name: str, sort: int, editable: bool }[] }`
 #### Create customer group — `POST /customergroup`
 - Params: `body: { name: str }`
-- Returns: `201 { customergroup: T43 }`
+- Returns: `201 { customergroup: T44 }`
 #### Reorder customer groups — `PUT /customergroup/order`
 - Params: `body: { customergroupIds: int[] }`
 - Returns: `200 { customergroupIds: int[] }`
@@ -301,12 +302,12 @@ _none_
 - Returns: `204 void`
 #### Update customer group — `PATCH /customergroup/{id}`
 - Params: `id: int, body: { name: str }`
-- Returns: `200 { customergroup: T43 }`
+- Returns: `200 { customergroup: T44 }`
 #### List deliveries — `GET /delivery`
 _none_
-- Returns: `200 { deliveries: { id: int, number: str, type: str, supplierId: int|null, date: str, externalNumber?: str|null, createdAt?: str, ledger?: T39 }[] }`
+- Returns: `200 { deliveries: { id: int, number: str, type: str, supplierId: int|null, date: str, externalNumber?: str|null, createdAt?: str, ledger?: T40 }[] }`
 #### Create delivery — `POST /delivery`
-- Params: `body: { externalNumber: str, date: str, lines: T24[], supplierId?: int|null, files?: { mimetype: str, name: str, content: str, sort?: int, size?: int, hash?: str, created?: str, modified?: str, meta?: { [k]: str } }[] }`
+- Params: `body: { externalNumber: str, date: str, lines: T25[], supplierId?: int|null, files?: { mimetype: str, name: str, content: str, sort?: int, size?: int, hash?: str, created?: str, modified?: str, meta?: { [k]: str } }[] }`
 - Returns: `201 T3`
 #### Parse document (SSE) — `POST /delivery/parse`
 - Params: `form: { file: str }`
@@ -318,53 +319,53 @@ _none_
 - Params: `id: int`
 - Returns: `200 T3`
 #### Update delivery — `PATCH /delivery/{id}`
-- Params: `id: int, body: { externalNumber?: str|null, date?: str, supplierId?: int|null, lines?: T24[], files?: { mimetype: str, name: str, content: str, sort?: int, size?: int, hash?: str, created?: str, modified?: str, meta?: { [k]: str } }[] }`
+- Params: `id: int, body: { externalNumber?: str|null, date?: str, supplierId?: int|null, lines?: T25[], files?: { mimetype: str, name: str, content: str, sort?: int, size?: int, hash?: str, created?: str, modified?: str, meta?: { [k]: str } }[] }`
 - Returns: `200 T3`
 #### Get delivery attachment file content — `GET /delivery/{id}/file/{fileId}`
 - Params: `id: int, fileId: int, query: download?: bool`
 - Returns: `200 str`
 #### List entities — `GET /entity`
 - Params: `query: customergroupId?: int, role?: str`
-- Returns: `200 { entities: T26[] }`
+- Returns: `200 { entities: T27[] }`
 #### Create entity — `POST /entity`
 - Params: `body: { customergroupId: int, name: str, firstName?: str|null, number?: str }`
-- Returns: `201 T18`
+- Returns: `201 T19`
 #### Peek next customer number — `GET /entity/next-number`
 _none_
 - Returns: `200 { number: str }`
 #### List entity addresses — `GET /entity/{entityId}/address`
 - Params: `entityId: int`
-- Returns: `200 { addresses: T12[] }`
+- Returns: `200 { addresses: T13[] }`
 #### Create entity address — `POST /entity/{entityId}/address`
 - Params: `entityId: int, body: { addressType: str, firstName?: str|null, name?: str|null, street?: str|null, streetNumber?: str|null, zip?: str|null, city?: str|null, county?: str|null }`
-- Returns: `201 { address: T12 }`
+- Returns: `201 { address: T13 }`
 #### Delete entity address — `DELETE /entity/{entityId}/address/{id}`
 - Params: `entityId: int, id: int`
 - Returns: `204 void`
 #### Update entity address — `PATCH /entity/{entityId}/address/{id}`
 - Params: `entityId: int, id: int, body: { addressType?: str, firstName?: str|null, name?: str|null, street?: str|null, streetNumber?: str|null, zip?: str|null, city?: str|null, county?: str|null }`
-- Returns: `200 { address: T12 }`
+- Returns: `200 { address: T13 }`
 #### List entity contacts — `GET /entity/{entityId}/contact`
 - Params: `entityId: int`
-- Returns: `200 { contacts: T36[] }`
+- Returns: `200 { contacts: T37[] }`
 #### Create entity contact — `POST /entity/{entityId}/contact`
 - Params: `entityId: int, body: { contactType: str, contact: str }`
-- Returns: `201 { contact: T36 }`
+- Returns: `201 { contact: T37 }`
 #### Delete entity contact — `DELETE /entity/{entityId}/contact/{id}`
 - Params: `entityId: int, id: int`
 - Returns: `204 void`
 #### Update entity contact — `PATCH /entity/{entityId}/contact/{id}`
 - Params: `entityId: int, id: int, body: { contactType?: str, contact?: str }`
-- Returns: `200 { contact: T36 }`
+- Returns: `200 { contact: T37 }`
 #### Delete entity — `DELETE /entity/{id}`
 - Params: `id: int`
 - Returns: `204 void`
 #### Get entity — `GET /entity/{id}`
 - Params: `id: int`
-- Returns: `200 T18`
+- Returns: `200 T19`
 #### Update entity — `PATCH /entity/{id}`
 - Params: `id: int, body: { name?: str, firstName?: str|null, number?: str|null }`
-- Returns: `200 T18`
+- Returns: `200 T19`
 #### Subscribe to update signals (SSE) — `GET /events`
 _none_
 - Returns: `200 SSE`
@@ -378,7 +379,7 @@ _none_
 _none_
 - Returns: `200 { labeltemplates: { id: int, name: str, width: num, height: num, dpi: int, type: str, thumb?: str|null }[] }`
 #### Create label template — `POST /labeltemplate`
-- Params: `body: { name: str, width: num, height: num, dpi: int, type: str, content: T16 }`
+- Params: `body: { name: str, width: num, height: num, dpi: int, type: str, content: T17 }`
 - Returns: `201 T5`
 #### Delete label template — `DELETE /labeltemplate/{id}`
 - Params: `id: int`
@@ -387,35 +388,35 @@ _none_
 - Params: `id: int`
 - Returns: `200 T5`
 #### Update label template (partial) — `PATCH /labeltemplate/{id}`
-- Params: `id: int, body: { name?: str, width?: num, height?: num, dpi?: int, type?: str, content?: T16 }`
+- Params: `id: int, body: { name?: str, width?: num, height?: num, dpi?: int, type?: str, content?: T17 }`
 - Returns: `200 T5`
 #### Update label template — `PUT /labeltemplate/{id}`
-- Params: `id: int, body: { name?: str, width?: num, height?: num, dpi?: int, type?: str, content?: T16 }`
+- Params: `id: int, body: { name?: str, width?: num, height?: num, dpi?: int, type?: str, content?: T17 }`
 - Returns: `200 T5`
 #### Query ledger by manifest article ID or SKU — `GET /ledger`
 - Params: `query: manifestarticle_id?: int, sku?: str, transaction_type?: str`
-- Returns: `200 T13`
+- Returns: `200 T14`
 #### Add ledger entry — `POST /ledger`
 - Params: `body: { manifestarticle_id: int, transaction_type: str, amount: num, transaction_text: str }`
-- Returns: `201 { ledger: T14 }`
+- Returns: `201 { ledger: T15 }`
 #### Query ledger by manifest article ID — `GET /ledger/manifestarticle/{manifestarticleId}`
 - Params: `manifestarticleId: int, query: transaction_type?: str`
-- Returns: `200 T13`
+- Returns: `200 T14`
 #### Query ledger by article SKU — `GET /ledger/sku/{sku}`
 - Params: `sku: str, query: transaction_type?: str`
-- Returns: `200 T13`
+- Returns: `200 T14`
 #### List conversations — `GET /modelconversation`
 _none_
-- Returns: `200 { conversations: T28[] }`
+- Returns: `200 { conversations: T29[] }`
 #### Create conversation — `POST /modelconversation`
 - Params: `body: { provider: str, model: str }`
-- Returns: `201 { conversation: T28 }`
+- Returns: `201 { conversation: T29 }`
 #### Delete conversation — `DELETE /modelconversation/{id}`
 - Params: `id: int`
 - Returns: `204 void`
 #### Get conversation — `GET /modelconversation/{id}`
 - Params: `id: int`
-- Returns: `200 { conversation: T28 }`
+- Returns: `200 { conversation: T29 }`
 #### List conversation messages — `GET /modelconversation/{id}/message`
 - Params: `id: int`
 - Returns: `200 { messages: { id: int, conversation_id: int, created_at: str, role: str, message: str }[] }`
@@ -435,7 +436,7 @@ _none_
 _none_
 - Returns: `200 { orders: { id: int, number: str, type: str, entityId: int|null, date: str, createdAt?: str }[] }`
 #### Create order — `POST /order`
-- Params: `body: { number: str, date: str, lines: T24[], entityId?: int|null }`
+- Params: `body: { number: str, date: str, lines: T25[], entityId?: int|null }`
 - Returns: `201 T7`
 #### Delete order — `DELETE /order/{id}`
 - Params: `id: int`
@@ -444,35 +445,38 @@ _none_
 - Params: `id: int`
 - Returns: `200 T7`
 #### Update order — `PATCH /order/{id}`
-- Params: `id: int, body: { number?: str, date?: str, entityId?: int|null, lines?: T24[] }`
+- Params: `id: int, body: { number?: str, date?: str, entityId?: int|null, lines?: T25[] }`
 - Returns: `200 T7`
 #### List POS terminals — `GET /posterminal`
 _none_
-- Returns: `200 { posterminals: { id: int, name: str, pairingpin?: str|null, categoryIds?: int[] }[] }`
+- Returns: `200 { posterminals: T10[] }`
 #### Create POS terminal — `PUT /posterminal`
-- Params: `body: { name: str }`
-- Returns: `200 { posterminal: { id: int, name: str, pairingpin?: str|null, categoryIds?: int[] } }`
+- Params: `body: { name: str, rootCategoryId?: int|null, syncRootArticles?: bool }`
+- Returns: `200 { posterminal: T10 }`
 #### Delete POS terminal — `DELETE /posterminal/{id}`
 - Params: `id: int`
 - Returns: `204 void`
+#### Update POS terminal — `PATCH /posterminal/{id}`
+- Params: `id: int, body: { name?: str, rootCategoryId?: int|null, syncRootArticles?: bool, pairingpin?: str|null }`
+- Returns: `200 { posterminal: T10 }`
 #### Disable all categories on terminal — `DELETE /posterminal/{id}/all`
 - Params: `id: int`
-- Returns: `200 T44`
+- Returns: `200 T45`
 #### Enable all categories on terminal — `PUT /posterminal/{id}/all`
 - Params: `id: int`
-- Returns: `200 T44`
+- Returns: `200 T45`
 #### Disable category on terminal — `DELETE /posterminal/{id}/category/{categoryId}`
 - Params: `id: int, categoryId: int`
-- Returns: `200 T44`
+- Returns: `200 T45`
 #### Enable category on terminal — `PUT /posterminal/{id}/category/{categoryId}`
 - Params: `id: int, categoryId: int`
-- Returns: `200 T44`
+- Returns: `200 T45`
 #### List printers — `GET /printer`
 _none_
-- Returns: `200 { printers: T22[] }`
+- Returns: `200 { printers: T23[] }`
 #### Create printer — `POST /printer`
 - Params: `body: { address: str, type: str, model?: str|null, serial?: str|null, sort?: int, desc?: str|null }`
-- Returns: `201 T17`
+- Returns: `201 T18`
 #### Reorder printers — `PUT /printer/order`
 - Params: `body: { printerIds: int[] }`
 - Returns: `200 { printerIds: int[] }`
@@ -481,19 +485,19 @@ _none_
 - Returns: `204 void`
 #### Get printer by ID — `GET /printer/{id}`
 - Params: `id: int`
-- Returns: `200 T17`
+- Returns: `200 T18`
 #### Update printer (partial) — `PATCH /printer/{id}`
 - Params: `id: int, body: { address?: str, type?: str, model?: str|null, serial?: str|null, sort?: int, desc?: str|null }`
-- Returns: `200 T17`
+- Returns: `200 T18`
 #### Update printer — `PUT /printer/{id}`
 - Params: `id: int, body: { address?: str, type?: str, model?: str|null, serial?: str|null, sort?: int, desc?: str|null }`
-- Returns: `200 T17`
+- Returns: `200 T18`
 #### List property names — `GET /propertyname`
 _none_
-- Returns: `200 { propertynames: T40[] }`
+- Returns: `200 { propertynames: T41[] }`
 #### Create property name — `POST /propertyname`
 - Params: `body: { name: str, sort?: int, exclusive?: bool }`
-- Returns: `201 { propertyname: T40 }`
+- Returns: `201 { propertyname: T41 }`
 #### Reorder property names — `PUT /propertyname/order`
 - Params: `body: { propertynameIds: int[] }`
 - Returns: `200 { ok: bool }`
@@ -502,7 +506,7 @@ _none_
 - Returns: `200 { ok: bool }`
 #### Update property name — `PATCH /propertyname/{id}`
 - Params: `id: int, body: { name?: str, sort?: int, exclusive?: bool }`
-- Returns: `200 { propertyname: T40 }`
+- Returns: `200 { propertyname: T41 }`
 #### List public articles — `GET /public/{companyId}/articles`
 - Params: `companyId: int, query: categoryId?: int, search?: str, limit?: int, offset?: int`
 - Returns: `200 { articles: { id: int, sku: str, name: str, slug: str, net: num|null, taxRate: num|null, gross: num|null, trackStock: bool, brand: { id: int|null, name: str }, fullHash: str|null, thumbW: int|null, thumbH: int|null, thumbHash: str|null }[] }`
@@ -516,7 +520,7 @@ _none_
 _none_
 - Returns: `200 { quotes: { id: int, number: str, type: str, entityId: int|null, date: str, createdAt?: str }[] }`
 #### Create quote — `POST /quote`
-- Params: `body: { number: str, date: str, lines: T24[], entityId?: int|null }`
+- Params: `body: { number: str, date: str, lines: T25[], entityId?: int|null }`
 - Returns: `201 T8`
 #### Delete quote — `DELETE /quote/{id}`
 - Params: `id: int`
@@ -525,7 +529,7 @@ _none_
 - Params: `id: int`
 - Returns: `200 T8`
 #### Update quote — `PATCH /quote/{id}`
-- Params: `id: int, body: { number?: str, date?: str, entityId?: int|null, lines?: T24[] }`
+- Params: `id: int, body: { number?: str, date?: str, entityId?: int|null, lines?: T25[] }`
 - Returns: `200 T8`
 #### Crawl image from URL, crop white/transparency borders, and return AVIF — `POST /serper/image`
 - Params: `body: { url: str }`
@@ -535,25 +539,25 @@ _none_
 - Returns: `200 SSE`
 #### Adjust stock manually — `POST /stock/adjust`
 - Params: `body: { sku?: str, warehouseId?: int, amount?: num, text?: str|null, lines?: { sku: str, amount: num, warehouseId?: int, text?: str }[] }`
-- Returns: `201 { manifest: { id: int, number: str, type: str, date: str, createdAt: str }, lines: { manifestarticle_id: int, sku: str, name: str, warehouse_id: int, amount: num, text: str }[], ledger: T14[] }`
+- Returns: `201 { manifest: { id: int, number: str, type: str, date: str, createdAt: str }, lines: { manifestarticle_id: int, sku: str, name: str, warehouse_id: int, amount: num, text: str }[], ledger: T15[] }`
 #### List suppliers — `GET /supplier`
 _none_
-- Returns: `200 { suppliers: T38[] }`
+- Returns: `200 { suppliers: T39[] }`
 #### Create supplier — `POST /supplier`
 - Params: `body: { name: str }`
-- Returns: `201 { supplier: T38 }`
+- Returns: `201 { supplier: T39 }`
 #### Delete supplier — `DELETE /supplier/{id}`
 - Params: `id: int`
 - Returns: `204 void`
 #### Update supplier — `PATCH /supplier/{id}`
 - Params: `id: int, body: { name: str }`
-- Returns: `200 { supplier: T38 }`
+- Returns: `200 { supplier: T39 }`
 #### List supplier articles by SKUs — `GET /supplier/{id}/articles`
 - Params: `id: int, query: skus?: string`
-- Returns: `200 { articles: { id: int, articleId: int, entityId: int, pu: num, sort: int, article: { id: int, sku: str, name?: str|null, slug?: str|null, photos?: { sort: int, fullHash: str, thumbW: int, thumbH: int, thumbHash: str }[], eans?: str[] }, supplierName?: str|null, sku?: str|null, stock?: num|null, priceId?: int|null, price?: T42|null }[] }`
+- Returns: `200 { articles: { id: int, articleId: int, entityId: int, pu: num, sort: int, article: { id: int, sku: str, name?: str|null, slug?: str|null, photos?: { sort: int, fullHash: str, thumbW: int, thumbH: int, thumbHash: str }[], eans?: str[] }, supplierName?: str|null, sku?: str|null, stock?: num|null, priceId?: int|null, price?: T43|null }[] }`
 #### Query supplier articles by SKUs (bulk) — `POST /supplier/{id}/articles`
 - Params: `id: int, body?: { skus?: str[] }`
-- Returns: `200 { articles: { id: int, articleId: int, entityId: int, pu: num, sort: int, article: { id: int, sku: str, name?: str|null, slug?: str|null, photos?: { sort: int, fullHash: str, thumbW: int, thumbH: int, thumbHash: str }[], eans?: str[] }, supplierName?: str|null, sku?: str|null, stock?: num|null, priceId?: int|null, price?: T42|null }[] }`
+- Returns: `200 { articles: { id: int, articleId: int, entityId: int, pu: num, sort: int, article: { id: int, sku: str, name?: str|null, slug?: str|null, photos?: { sort: int, fullHash: str, thumbW: int, thumbH: int, thumbHash: str }[], eans?: str[] }, supplierName?: str|null, sku?: str|null, stock?: num|null, priceId?: int|null, price?: T43|null }[] }`
 #### Thumb image by hash — `GET /thumb/{fullHash}`
 - Params: `fullHash: str`
 - Returns: `200 avif`
@@ -562,10 +566,10 @@ _none_
 - Returns: `204 void`
 #### List units — `GET /unit`
 _none_
-- Returns: `200 { units: T31[] }`
+- Returns: `200 { units: T32[] }`
 #### Upsert unit — `PUT /unit`
 - Params: `body: { si: str, basesi: str, basesifactor: num, symbol: str, name: str }`
-- Returns: `200 { unit: T31 }`
+- Returns: `200 { unit: T32 }`
 #### JTL-POS category synchronization — `GET /v1/category`
 - Params: `query: lastChangedCategory?: str, limit?: int`
 - Returns: `200 {}[]`
@@ -604,10 +608,10 @@ _none_
 - Returns: `200 { success: bool, file: { name: str, size: int, mime: str, updated_at: str } }`
 #### List warehouses — `GET /warehouse`
 _none_
-- Returns: `200 { warehouses: T43[] }`
+- Returns: `200 { warehouses: T44[] }`
 #### Create warehouse — `POST /warehouse`
 - Params: `body: { name: str, sort?: int }`
-- Returns: `201 T41`
+- Returns: `201 T42`
 #### Reorder warehouses — `PUT /warehouse/order`
 - Params: `body: { warehouseIds: int[] }`
 - Returns: `200 { warehouseIds: int[] }`
@@ -616,10 +620,10 @@ _none_
 - Returns: `204 void`
 #### Get warehouse by ID — `GET /warehouse/{id}`
 - Params: `id: int`
-- Returns: `200 T41`
+- Returns: `200 T42`
 #### Update warehouse (partial) — `PATCH /warehouse/{id}`
 - Params: `id: int, body: { name?: str, sort?: int }`
-- Returns: `200 T41`
+- Returns: `200 T42`
 #### Update warehouse — `PUT /warehouse/{id}`
 - Params: `id: int, body: { name?: str, sort?: int }`
-- Returns: `200 T41`
+- Returns: `200 T42`
diff --git a/docs/api/routes/posterminal/list.md b/docs/api/routes/posterminal/list.md
index 9b7ee32..71c4f8a 100644
--- a/docs/api/routes/posterminal/list.md
+++ b/docs/api/routes/posterminal/list.md
@@ -17,6 +17,13 @@ Posterminal list
       "id": 1,
       "name": "…",
       "pairingpin": "…",
+      "token": "…",
+      "pairedAt": "…",
+      "clientserial": "…",
+      "rootCategoryId": 1,
+      "syncRootArticles": true,
+      "lastseenAt": "…",
+      "updatedAt": "…",
       "categoryIds": [
         1
       ]
diff --git a/docs/api/routes/posterminal/update.md b/docs/api/routes/posterminal/update.md
new file mode 100644
index 0000000..3b5ae85
--- /dev/null
+++ b/docs/api/routes/posterminal/update.md
@@ -0,0 +1,67 @@
+# `PATCH /posterminal/{id}`
+
+Protected. Requires a valid session cookie (`credentials: 'include'`).
+
+Update POS terminal
+
+Updates a POS terminal configuration (name, root category, sync settings, or pairing pin).
+
+## Path parameters
+
+| Param | Required | Type | Description |
+|-------|----------|------|-------------|
+| `id` | yes | integer | POS terminal ID |
+
+## Body (JSON)
+
+| Field | Required | Type | Description |
+|-------|----------|------|-------------|
+| `name` | no | string |  |
+| `rootCategoryId` | no | integer |  |
+| `syncRootArticles` | no | boolean |  |
+| `pairingpin` | no | string |  |
+
+```json
+{
+  "name": "Kassa 1 Neu",
+  "rootCategoryId": 10,
+  "syncRootArticles": false
+}
+```
+
+## Response `200`
+
+Updated posterminal
+
+```json
+{
+  "posterminal": {
+    "id": 1,
+    "name": "…",
+    "pairingpin": "…",
+    "token": "…",
+    "pairedAt": "…",
+    "clientserial": "…",
+    "rootCategoryId": 1,
+    "syncRootArticles": true,
+    "lastseenAt": "…",
+    "updatedAt": "…",
+    "categoryIds": [
+      1
+    ]
+  }
+}
+```
+
+## Errors
+
+| Status | Description |
+|--------|-------------|
+| 400 | Invalid posterminal or no company selected — `{"error":"…"}` |
+| 401 | Unauthorized — `{"error":"…"}` |
+| 403 | Not authorized — `{"error":"…"}` |
+| 404 | Posterminal not found — `{"error":"…"}` |
+
+---
+
+_Generated from `@openapi` JSDoc. Do not edit by hand — run `npm run docs:api`._
diff --git a/docs/api/routes/posterminal/upsert.md b/docs/api/routes/posterminal/upsert.md
index 021ed0d..e6fca9c 100644
--- a/docs/api/routes/posterminal/upsert.md
+++ b/docs/api/routes/posterminal/upsert.md
@@ -13,6 +13,8 @@ The pairingpin is randomly generated server-side and returned in the response.
 | Field | Required | Type | Description |
 |-------|----------|------|-------------|
 | `name` | yes | string |  |
+| `rootCategoryId` | no | integer |  |
+| `syncRootArticles` | no | boolean |  |
 
 ```json
 {
@@ -30,6 +32,13 @@ Created posterminal with generated pairingpin
     "id": 1,
     "name": "…",
     "pairingpin": "…",
+    "token": "…",
+    "pairedAt": "…",
+    "clientserial": "…",
+    "rootCategoryId": 1,
+    "syncRootArticles": true,
+    "lastseenAt": "…",
+    "updatedAt": "…",
     "categoryIds": [
       1
     ]
diff --git a/src/api/openapi.js b/src/api/openapi.js
index 6a90601..3efb649 100644
--- a/src/api/openapi.js
+++ b/src/api/openapi.js
@@ -1172,6 +1172,26 @@
  *         pairingpin:
  *           type: string
  *           nullable: true
+ *         token:
+ *           type: string
+ *           nullable: true
+ *         pairedAt:
+ *           type: string
+ *           nullable: true
+ *         clientserial:
+ *           type: string
+ *           nullable: true
+ *         rootCategoryId:
+ *           type: integer
+ *           nullable: true
+ *         syncRootArticles:
+ *           type: boolean
+ *         lastseenAt:
+ *           type: string
+ *           nullable: true
+ *         updatedAt:
+ *           type: string
+ *           nullable: true
  *         categoryIds:
  *           type: array
  *           items:
diff --git a/src/api/routes/posterminal.js b/src/api/routes/posterminal.js
index e3fa010..75f9fb3 100644
--- a/src/api/routes/posterminal.js
+++ b/src/api/routes/posterminal.js
@@ -118,6 +118,12 @@ export function register(app, basePath = '') {
      *             properties:
      *               name:
      *                 type: string
+     *               rootCategoryId:
+     *                 type: integer
+     *                 nullable: true
+     *               syncRootArticles:
+     *                 type: boolean
+     *                 default: true
      *             example:
      *               name: "Kassa 1"
      *     responses:
@@ -168,11 +174,19 @@ export function register(app, basePath = '') {
         }
 
         const pairingpin = String(randomInt(100000, 999999));
+        const rootCategoryId = req.body.rootCategoryId !== undefined
+            ? req.body.rootCategoryId
+            : req.body.root_category_id;
+        const syncRootArticles = req.body.syncRootArticles !== undefined
+            ? req.body.syncRootArticles
+            : req.body.sync_root_articles;
 
         try {
             const posterminal = await db.upsert(req.user.id, {
                 name: name.trim(),
                 pairingpin,
+                rootCategoryId,
+                syncRootArticles,
             });
             res.status(200).json({ posterminal });
         } catch (error) {
@@ -182,6 +196,122 @@ export function register(app, basePath = '') {
         }
     });
 
+    /**
+     * @openapi
+     * /posterminal/{id}:
+     *   patch:
+     *     tags: [Posterminal]
+     *     summary: Update POS terminal
+     *     description: Updates a POS terminal configuration (name, root category, sync settings, or pairing pin).
+     *     security:
+     *       - cookieAuth: []
+     *     x-markdown: posterminal/update.md
+     *     parameters:
+     *       - in: path
+     *         name: id
+     *         required: true
+     *         schema:
+     *           type: integer
+     *         description: POS terminal ID
+     *     requestBody:
+     *       required: true
+     *       content:
+     *         application/json:
+     *           schema:
+     *             type: object
+     *             properties:
+     *               name:
+     *                 type: string
+     *               rootCategoryId:
+     *                 type: integer
+     *                 nullable: true
+     *               syncRootArticles:
+     *                 type: boolean
+     *               pairingpin:
+     *                 type: string
+     *                 nullable: true
+     *             example:
+     *               name: "Kassa 1 Neu"
+     *               rootCategoryId: 10
+     *               syncRootArticles: false
+     *     responses:
+     *       200:
+     *         description: Updated posterminal
+     *         content:
+     *           application/json:
+     *             schema:
+     *               type: object
+     *               properties:
+     *                 posterminal:
+     *                   $ref: '#/components/schemas/Posterminal'
+     *       400:
+     *         description: Invalid posterminal or no company selected
+     *         content:
+     *           application/json:
+     *             schema:
+     *               $ref: '#/components/schemas/Error'
+     *       401:
+     *         description: Unauthorized
+     *         content:
+     *           application/json:
+     *             schema:
+     *               $ref: '#/components/schemas/Error'
+     *       403:
+     *         description: Not authorized
+     *         content:
+     *           application/json:
+     *             schema:
+     *               $ref: '#/components/schemas/Error'
+     *       404:
+     *         description: Posterminal not found
+     *         content:
+     *           application/json:
+     *             schema:
+     *               $ref: '#/components/schemas/Error'
+     */
+    app.patch(`${basePath}/posterminal/:id`, async (req, res) => {
+        const selected = requireSelectedCompany(req);
+        if (selected.error) {
+            return res.status(400).json({ error: selected.error });
+        }
+
+        const parsed = parsePositiveInt(req.params.id, 'id');
+        if (parsed.error) {
+            return res.status(400).json({ error: parsed.error });
+        }
+
+        const payload = { id: parsed.id };
+        if (req.body.name !== undefined) {
+            if (typeof req.body.name !== 'string' || !req.body.name.trim()) {
+                return res.status(400).json({ error: 'name must be a non-empty string' });
+            }
+            payload.name = req.body.name.trim();
+        }
+
+        if (req.body.rootCategoryId !== undefined || req.body.root_category_id !== undefined) {
+            const rawCat = req.body.rootCategoryId !== undefined ? req.body.rootCategoryId : req.body.root_category_id;
+            payload.rootCategoryId = rawCat != null ? Number(rawCat) : null;
+        }
+
+        if (req.body.syncRootArticles !== undefined || req.body.sync_root_articles !== undefined) {
+            const rawSync = req.body.syncRootArticles !== undefined ? req.body.syncRootArticles : req.body.sync_root_articles;
+            payload.syncRootArticles = Boolean(rawSync);
+        }
+
+        if (req.body.pairingpin !== undefined) {
+            payload.pairingpin = req.body.pairingpin ? String(req.body.pairingpin).trim() : null;
+        }
+
+        try {
+            const posterminal = await db.upsert(req.user.id, payload);
+            res.status(200).json({ posterminal });
+        } catch (error) {
+            const status = posterminalErrorStatus(error);
+            if (status === 500) console.error('Update posterminal failed:', error);
+            res.status(status).json({ error: error.message });
+        }
+    });
+
     /**
      * @openapi
      * /posterminal/{id}:
diff --git a/src/db/posterminal.js b/src/db/posterminal.js
index ec82d4b..bd1a021 100644
--- a/src/db/posterminal.js
+++ b/src/db/posterminal.js
@@ -45,6 +45,11 @@ export async function findByToken(token) {
     return store.posterminal.findByToken(token);
 }
 
+export async function touchLastseen(id) {
+    const store = await getStore();
+    return store.posterminal.touchLastseen(id);
+}
+
 export async function pair(id, data) {
     const store = await getStore();
     return store.posterminal.pair(id, data);
diff --git a/src/v1/middleware/posAuth.js b/src/v1/middleware/posAuth.js
index 465c3ac..ac0c22d 100644
--- a/src/v1/middleware/posAuth.js
+++ b/src/v1/middleware/posAuth.js
@@ -58,6 +58,9 @@ export async function posAuthMiddleware(req, res, next) {
         }
 
         req.posterminal = terminal;
+        db.touchLastseen(terminal.id).catch((err) => {
+            console.error('Failed to touch lastseen for posterminal:', err);
+        });
         next();
     } catch (err) {
         console.error('POS auth error:', err);