To Lock and Unlock Layers (AutoCAD Mechanical Toolset)
Click
Home tab
Layers panel
Mechanical Layer Manager
.
Find
In the Mechanical Layer Manager, select the layer to lock or unlock.
In the row corresponding to the layer you want to lock/unlock, in the Lock column, click the lock icon.
Click OK.
Related Concepts
About Creating and Customizing Mechanical Layers (AutoCAD Mechanical Toolset)
Related Tasks
To Create a Layer (AutoCAD Mechanical Toolset)
To Create a Layer From a Layer Definition (AutoCAD Mechanical Toolset)
To Delete a Layer (AutoCAD Mechanical Toolset)
To Delete a Layer Definition (AutoCAD Mechanical Toolset)
To Freeze and Thaw a Layer in a New Viewport (AutoCAD Mechanical Toolset)
To Reset Layers to Default Settings (AutoCAD Mechanical Toolset)
To Change Properties of a Mechanical Layer (AutoCAD Mechanical Toolset)
Related Reference
Commands for Working With Mechanical Layers (AutoCAD Mechanical Toolset)