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src/components/AppDialog.jsx

@@ -59,6 +59,7 @@ class AppDialog extends Component {
     const {
       transitionDuration: _transitionDuration,
       TransitionProps: _transitionProps,
+      transitionProps: _lowerTransitionProps,
       TransitionComponent: _transitionComponent,
       // Legacy MUI prop (removed in v9) — merge into slotProps.paper instead
       // of spreading onto Dialog/DOM where it triggers
@@ -71,6 +72,7 @@ class AppDialog extends Component {
     } = this.props;
     void _transitionDuration;
     void _transitionProps;
+    void _lowerTransitionProps;
     void _transitionComponent;
 
     const userPaper = userSlotProps?.paper ?? {};

src/components/chat/ChatFlowList.jsx

@@ -209,7 +209,7 @@ class ClickTooltip extends PureComponent {
             disableTouchListener
             enterDelay={0}
             leaveDelay={0}
-            TransitionProps={{ timeout: 0 }}
+            slotProps={{ transition: { timeout: 0 } }}
             title={title}
             arrow
             placement="top"

src/components/manifest/OrderPaymentList.jsx

@@ -317,7 +317,7 @@ class RecordPaymentDialog extends PureComponent {
               type="number"
               value={amount}
               onChange={(e) => this.setState({ amount: e.target.value })}
-              inputProps={{ min: 0.01, step: 'any' }}
+              slotProps={{ htmlInput: { min: 0.01, step: 'any' } }}
             />
           </Box>
 

src/components/manifest/ShipmentList.jsx

@@ -388,7 +388,7 @@ class NewShipmentModal extends PureComponent {
                               value={currentVal}
                               onChange={(e) => this.handleAmountChange(line.sku, e.target.value)}
                               disabled={remaining <= 0}
-                              inputProps={{ min: 0, max: remaining, step: 'any', style: { textAlign: 'right' } }}
+                              slotProps={{ htmlInput: { min: 0, max: remaining, step: 'any', style: { textAlign: 'right' } } }}
                               sx={{ width: 100 }}
                             />
                           </TableCell>

src/components/settings/McpAuthorizationsPanel.jsx

@@ -212,7 +212,7 @@ export default class McpAuthorizationsPanel extends Component {
                         </Box>
 
                         <Box>
-                          <Stack direction="row" alignItems="center" spacing={1} flexWrap="wrap">
+                          <Stack direction="row" alignItems="center" spacing={1} useFlexGap sx={{ flexWrap: 'wrap' }}>
                             <Typography variant="subtitle1" sx={{ fontWeight: 600 }}>
                               {auth.clientName || 'Unbenannter Client'}
                             </Typography>

src/components/settings/SettingsKeysPanel.jsx

@@ -227,7 +227,6 @@ export default class SettingsKeysPanel extends Component {
                         disabled={draft.busy}
                         onChange={(e) => this.handleChange(row.key, 'value', e.target.value)}
                         slotProps={{ htmlInput: { spellCheck: false } }}
-                        inputProps={{ spellCheck: false }}
                       >
                         {enumOpts.map((opt) => {
                           const val = typeof opt === 'object' ? opt.value : opt;
@@ -258,7 +257,6 @@ export default class SettingsKeysPanel extends Component {
                         }}
                         autoComplete="off"
                         slotProps={{ htmlInput: { spellCheck: false, autoCorrect: 'off', autoCapitalize: 'off' } }}
-                        inputProps={{ spellCheck: false, autoCorrect: 'off', autoCapitalize: 'off' }}
                       />
                     )}
                   </TableCell>

src/components/vfs/VfsAppletForm.jsx

@@ -129,7 +129,7 @@ export default class VfsAppletForm extends PureComponent {
         disabled={Boolean(readOnly)}
         helperText={prop?.description || (prop?.default !== undefined ? `Standard: ${String(prop.default)}` : '')}
         onChange={(e) => this.handleFieldChange(key, e.target.value)}
-        inputProps={{ autoComplete: 'off', autoCorrect: 'off', autoCapitalize: 'off', spellCheck: false }}
+        slotProps={{ htmlInput: { autoComplete: 'off', autoCorrect: 'off', autoCapitalize: 'off', spellCheck: false } }}
         sx={{ '& .MuiInputBase-input': { fontSize: '0.85rem' } }}
       />
     );

src/routes/artikel/vorlagen.jsx

@@ -399,13 +399,15 @@ class ArtikelVorlagenPage extends PureComponent {
                   onChange={this.handleHeightMmChange}
                   onBlur={this.handleHeightMmBlur}
                   disabled={saving}
-                  InputProps={{
-                    endAdornment: <InputAdornment position="end">mm</InputAdornment>,
-                  }}
-                  inputProps={{
-                    min: MIN_HEIGHT_MM,
-                    max: 300,
-                    step: 1,
+                  slotProps={{
+                    input: {
+                      endAdornment: <InputAdornment position="end">mm</InputAdornment>,
+                    },
+                    htmlInput: {
+                      min: MIN_HEIGHT_MM,
+                      max: 300,
+                      step: 1,
+                    },
                   }}
                   sx={{ width: 120 }}
                 />