Floating Button Settings
Tapping the floating button can perform tasks such as scanning barcode (Scan), turning on/off flashlight (Flashlight), taking
a screenshot (Screen snapshot), turning off screen (Screen off), or going to the Home screen (Home).
-> "Extend Settings"->"Screen floating-point settings"->
Show/Hide the floating button: Tap the app icon
select/unselect "Show float box".
18