The button (+/-) for Collapse/Expand is not available when switching from UI15 to UI16. This feature appears in UI15.
Steps to Reproduce
- Navigate to Incident > Open.
- Select an incident item from the list.
- Navigate to the Activity section or tab.
- Switch between UI15 and UI16.
Note that the button (+/-) appears for UI15 and disappears for UI16.
Switch to UI15. FOr more information see Switch between UI16 and UI15.
Related Problem: PRB663462