To auto-delete OTP messages on Android, launch the Messages app and tap on your profile icon. Then, go to Messages settings > Message organization and toggle on Auto-delete OTPs after 24 hours.

OTP messages from logging in everywhere on the internet can pile up if you don't delete them after. Luckily, Google can help with cleaning up your texts.

How To Auto-Delete OTP Messages In Google Messages If you're on Android using Google Messages, it's very simple to set it up so all of your OTP messages delete themselves after they've been in ...

Flash Calls is WhatsApp’s new automatic authentication process that allows users to log into their WhatsApp account without manually entering the six-digit OTP received via SMS or call.