Device Switch/Recycled Number Support
This feature allows you to create a new account or to switch device if you previously login with the phone number. If your account has already older than 30 days and decides to log-in to BBM on a different device, you will be asked to confirm your account first.
SIM Card / Carrier Detection
This new feature that alerts you to update your phone number. You can update the phone number using the SIM detection screen or choose to ignore it.
Change Number Through “More” Tab
This feature allows you to update BBM phone number in case of carrier/number change. You can change your phone number through Account settings in the “More” Tab and you are required to verify your phone number via OTP code.