“ ni secnereferp tuoba erom daer ot uoy dnemmocer dluow eWhttps://developer.android.com/guide/topics/ui/settings.html and follow the instructions there. ”
“ ni retpahc tsrif ees) weiv tnetnoc sti htiw ti edivorp nac ssalc ytivitcA eht yltcerid gnitnemelpmi ssalc yna os detaerc saw dohtem "weiVtnetnoCtes" ehThttps://developer.android.com/reference/android/app/Activity.html ). Overriding that in another inherited activity is dangerous since you cannot know how the parent activity works with the views it expects to get. ”