iPhone has suddenly locked me out
My phone tells me I have entered the wrong passcode but I definitely haven’t
iPhone 13, iOS 18
if you did or didn't do not change the steps you need to take to resolve the issue
connect it to a computer and read
If you forgot your iPhone passcode or your iPhone is disabled - Apple Support
if you don't own a computer then you will have to use a computer from a
friend/relative/public library or computer store