change Viewport Display -> Display As for selection (many objects)
926
Add the Same Modifier to Multiple Objects at Once?
20933
How to pass multiple operator properties via UI layout?
57373
Show the polycount of selected objects in object mode
30419
Is it possible to adjust the frame rate of viewport playback?
20044
Laggy viewport in 2.9 when model has a lot vertices
22124
Object selection box in addon
139900
How to change the default views of quad view?
75551
Apply display settings to all user accounts?
113805
How to expand and contract the current selection in Edit mode?
127116
Is it possible to apply modifiers to multiple objects at once?
142737
How can I programmatically change the view mode?
9685
how to move or copy all the viewport visibility keyframes to render-visibility channels?
61976
Resetting UI on the viewport
122124
Application Skeleton to support multiple screens
78824
Changing mouse appearance at notebook level
83705
Add modifier to selected and another to active object
79780
How to change default viewport shading in 2.8?