Simulink Environment Customization

Add or remove items from menus and dialog boxes, change display and autosave settings

Customize the context menu, toolstrip, quick access bar, quick insert menu, Library Browser, dialog boxes, and more in the Simulink^® environment.

Tools

Settings for Simulink Editor and model files

`slConvertCustomMenus`	Convert custom toolbar menu into toolstrip tab (Since R2022a)
`slCreateToolstripComponent`	Create custom Simulink Toolstrip component (Since R2021b)
`slCreateToolstripTab`	Create custom tab for Simulink Toolstrip (Since R2021b)
`slDestroyToolstripComponent`	Destroy Simulink Toolstrip component (Since R2021b)
`slEditToolstripAction`	Open file that defines custom Simulink Toolstrip action (Since R2021b)
`slEditToolstripCommand`	Open file that defines custom Simulink Toolstrip command (Since R2021b)
`slEditToolstripIcon`	Open file that defines custom Simulink Toolstrip icon (Since R2021b)
`slEditToolstripWidget`	Open file that defines custom Simulink Toolstrip tab, section, column, or control (Since R2021b)
`slLoadedToolstripComponents`	Find loaded custom Simulink Toolstrip components (Since R2021b)
`slPersistToolstripComponent`	Specify whether custom Simulink Toolstrip component persists across MATLAB sessions (Since R2021b)
`sl_refresh_customizations`	Refresh customizations in the current MATLAB session (Since R2022a)
`slReloadToolstripConfig`	Reload Simulink Toolstrip configuration (Since R2021b)
`slUpdateToolstripComponent`	Reload specific custom toolstrip component (Since R2023b)
`slUIDeveloperMode`	Get extension point, action, and icon names of widgets in Simulink Toolstrip and context menu (Since R2026a)

`LibraryBrowser.LibraryBrowser2`	Get handle of Library Browser object
`sl_refresh_customizations`	Refresh customizations in the current MATLAB session (Since R2022a)

`slExportFavoriteCommands`	Export favorite commands from Simulink quick access toolbar (Since R2021b)
`slImportFavoriteCommands`	Import favorite commands to Simulink quick access toolbar (Since R2021b)
`slResetFavoriteCommands`	Reset Simulink Favorite Commands gallery (Since R2021b)

`slblocksearchdb.untrainmodel`	Remove the effect of a model from the suggestion engine
`slblocksearchdb.trainfrommodel`	Train suggestion engine to improve quick insert results based on one model
`slblocksearchdb.trainfrommodelsindir`	Train suggestion engine to improve quick insert results based on models in a folder
`slblocksearchdb.untrainmodelsindir`	Remove the effects of models from the suggestion engine
`slblocksearchdb.untrainall`	Remove the effects of all added models from the suggestion engine

Simulink.history.clear Clear the Simulink start page and editor history

`RichMenu Extension Points`	Add widgets to Simulink context menus
`slUIDeveloperMode`	Get extension point, action, and icon names of widgets in Simulink Toolstrip and context menu
`slConvertCustomContextMenus`	Convert Simulink context menu customizations to extension points format
`slReloadStudioConfig`	Reload Simulink studio configuration

LibraryBrowser.LBStandalone Display, hide, size, and position Simulink Library Browser

Show App-Specific Options in Simulink Context Menu
Add menu options associated with app to Simulink context menu.
Customize Simulink Context Menu Using Extension Points
Use extension points to add context menu widgets. (Since R2026a)
Simulink Context Menu Architecture
Simulink context menus are the menus that open when you right-click something in Simulink.
Resolve Failure to Convert Context Menu Customization to Extension Point Format
Troubleshoot conversion of context menu customizations to R2026a format using the slConvertCustomContextMenus function.
Disable Simulink and Stateflow Toolstrip and Context Menu Actions
Disable actions of widgets in the Simulink Toolstrip and Context Menus.
Add Menu Items to Model Editor Menus
Add your own commands to Stateflow^® menus.

Create Custom Simulink Toolstrip Tabs
Add custom tabs and actions to the Simulink Toolstrip.
Add Prepopulated Custom Tab to Simulink Toolstrip
Add prepopulated custom tab to Simulink Toolstrip and modify it.
Disable Simulink and Stateflow Toolstrip and Context Menu Actions
Disable actions of widgets in the Simulink Toolstrip and Context Menus.

Access Frequently Used Features and Commands in Simulink
Customize the quick access toolbar and favorite commands.
Improve Quick Block Insert Results
Update the database that determines what appears on the quick insert menu based on your model designs.
Customize Library Browser Appearance
Reorder, disable, or hide libraries using these techniques. You can also specify whether a library appears expanded or collapsed by default in the Library Browser.
Disable and Hide Dialog Box Controls
Disable or hide buttons, text fields, and other controls on Simulink dialog boxes.

Register Customizations with Simulink
Register customizations that modify default Simulink user interfaces.