please help I have informatio that someone hack the Iphone

Where did you get that information? If in a popup window, it is a scam.

You may wish to start with these links:

If you think your Apple ID has been compromised - Apple Support

Device and Data Access when Personal Safety is At Risk

Hello martyna53!

What information do have? It is most likely a scam, as the iPhone cannot be hacked.

You may want to read this Support Article: Recognize and avoid phishing messages, phony support calls, and other scams - Apple Support

Also, please read the reply by SravanKrA in this thread: Is my mobile phone hacked? - Apple Community.

I hope this is helpful. Good Luck!