iPhone tells me my Apple ID is wrong
Hello sir how are you .. a week ago i bought used iphone 7 plus But when I restarted it they asked me about apple id And when I insert my Apple ID they tell me it's wrong, and When I searched for the person who sold it to me, I did not find it can you help me and tell me what i should do and thank you
[Edited by Moderator]
iPhone 7 Plus, iOS 14