Setting path:
realme UI 7.0: Settings > Home screen, Lock screen & style > Lock layout/Double-tap empty space to lock screen
realme UI 6.0 & 5.0 & 4.0 & 3.0: Settings > Home screen & Lock screen > Lock Home screen layout/Double-tap to lock.
realme UI 2.0: Settings > Home screen, Lock screen & Always-On Display > Lock Home screen layout/Double-tap to lock
realme UI 1.0: Settings > Home Screen & Lock Screen Magazine > Lock Home screen layout/Double-tap to lock
realme UI R & Go & S & T & U Edition: Not supported
Lock Home screen
After turning on Lock Home screen, the home screen layout style cannot be modified, and the application icon cannot be deleted or moved. When moving, it will prompt that Home screen locked.
Double-tap to lock
After turning on Double-tap to lock, Double-click on a blank area of the home screen to quickly lock the screen.
Related Articles:
How to set dual clock on lock screen or home screen
How to set lock screen notifications