i have a iphone 11 and it keeps turning on and off im trying to rest it dont know how
my iphone is turning on and off by itself
iPhone 11, iOS 15
Question marked as
Best reply
First try a Forced restart
https://support.apple.com/guide/iphone/force-restart-iphone-iph8903c3ee6/ios
If no better
You should arrange a repair
https://support.apple.com/iphone/repair/service
Anything other than Screen or Battery may be a replacement phone and the price is in the article.
You can see additional service information within the following article:
Prepare your iPhone for packing and shipping