1st method Press Home -> Menu and then select settings Scroll down and select SD Card & Phone Storage Go to Internal Phone Storage section and select Factory data reset Select Reset Phone Select Erase Everything to confirm 2nd method Power off the phone Press and hold Volume Down (Blue) and press the Power on […]
Articles Tagged: Thunderbolt
HTC Thunderbolt Soft Reset
If your phone is frozen Remove the battery Reinsert the battery Power on the phone