unlock with passcode
Unlock with Touch ID (fingerprint authentication)
By using the iPhone’s Touch ID (fingerprint authentication), you can unlock it without entering a passcode. Fingerprints used as Touch ID (fingerprint authentication) can be added as “left thumb”, “right thumb”, “right index finger”, etc. See here for how to add it (Summary of how to set up and use iPhone fingerprint authentication (Touch ID)).
Unlock with Face ID
See here for how to set up Face ID (set up and use iPhone Face ID).
unlock with mask on
With iOS version “15.4”, Face ID can now be used even when wearing a mask for iPhone 12 or later.
When you use Face ID on your iPhone while wearing a mask, it recognizes features around your eyes for authentication. So you have to keep an eye on your iPhone.
Unlock with Apple Watch
Related resources
iPhone How to tap to wake from sleep (on/off) iPhone emergency alert settings (alert off, no sound) How to sign in to your iPhone Apple ID (iCloud) Summary of iPhone settings and usage