corrupt

I have a Nokia T20 tablet running android 13 with all the up to date security patches, it's about 3 months old and twice recently I've switched it on and waited several minutes only to be greeted with a white screen with message "your device is corrupt and can't be trusted, it will not boot" or...

My motorola e7 just broke and i get this message: "cant load android system, your data may be corrupt", and then have to chose between "try again" and "factory reset". Is it possible to save or restore all the data from it? I have so many pictures on the phone i dont want to loose but...

Last night my phone suddenly reported that my sd card (sandisk extreme Pro 128gb micro sd) had a problem (i think to write to it) so it has made it read only. After restarting the sd card wasnt detected any longer. When connecting it to my Mac or asked if i wanted to format it. When looking at...