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Taking screenshot requires permission READ_FRAME_BUFFER. It has protection level signature|privileged, so cannot be granted to non-system apps (at least without root). // adb can be executed on phone without PC if you have root access (also sometimes without root access).
READ_FRAME_BUFFER
. It has protection levelsignature|privileged
, so cannot be granted to non-system apps (at least without root). //adb
can be executed on phone without PC if you have root access (also sometimes without root access).