how can i unlock my phone if i forgot my password
how can i unlock my phone if i forgot my password & don’t remember icloud info
“iCloud info” is your Apple ID and password. Your Apple ID is your email address, and you can reset the password if you forgot it→If you forgot your Apple ID password - Apple Support. The only way to unlock the phone is to restore it to factory settings.
If your iPhone has iOS 15.2 or later installed, check out this link→How to reset your iPhone, iPad, or iPod touch when you forgot your passcode - Apple Support. Otherwise:
See this Apple support link→If you forgot the passcode on your iPhone, or your iPhone is disabled - Apple Support
Or watch this companion video ⬇️
After restoring the phone using one of the methods above you can restore your most recent backup.