T-mobile Comet hard reset using buttonsPress and hold CALL + VOLUME UP + POWER ON T-mobile Comet to get into recovery menu. Select Factory reset with Volume down button. Confirm with power key. All your data will be lost!
T-mobile Comet bootloader modePress and hold END + VOLUME DOWN + POWER ON T-mobile Comet to get into bootloader mode.
T-mobile Comet soft resetIf your Comet has frozen, just take out battery and reinsert it, then restart your phone.
T-mobile Comet hard reset using the menuResetting Your Mobile Phone
Restoring Factory Data
If you reset your phone to the settings that were configured at the factory, all of your personal data
stored on the phone, including information about your Google Account, any other accounts, your
system and application settings, and any applications you have downloaded will be erased. Resetting
the phone does not erase any system software updates you have downloaded or any files on your
microSD card, such as music clips or photos.
1. On the Settings screen, touch Privacy > Factory data reset.
2. When prompted, touch Reset phone, and then touch Erase everything. The mobile phone resets
the settings to the original factory settings, and then restarts.
Backing Up My Data
You can use your Google account to back up your mobile phone’s settings to Google servers. If you
replace your mobile phone, the settings you have backed up will be transferred to the new mobile
phone the first time you sign in to your Google account.
1. On the Settings screen, touch Privacy.
2. Select the Back up my data check box.