Resetting iPhone Passcode without Face ID
How do I reset my Passcode to my phone without Face ID?
[Re-Titled by Moderator]
iPhone 14 Pro Max, iOS 18
Do you have Stolen Device Protection turned on? With this feature there is an optional setting to require Face ID to reset the Passcode and if you also enabled that, you will have to be in a familiar location to turn it off.
About Stolen Device Protection for iPhone - Apple Support
Otherwise resetting the Passcode is done here:
If you forgot your iPhone passcode or your iPhone is disabled - Apple Support