To Remove All Layer Property Overrides From All Layout Viewports
Display the layout with the layout viewports from which you want to remove the overrides.
Click
Home tab
Layers panel
Layer Properties
In the Layer Properties Manager, right-click anywhere in the list of layers.
Click Remove Viewport Overrides For
All Layers
In All Viewports.
Related Concepts
About Overriding Layer Properties in a Layout Viewport
About Layers
Related Reference
Commands for Layers