Answer to: How do I reinstall to factory settings.1.Turn the power off. If your HTC Desire is frozen, pull the battery out and reinsert it . 2.Hold theVolume Down button . 3.Press and release the Power button . 4.You are now presented with a menu that allows forFastbook, Recovery, Clear Storage, and Simlock . 5.Select Clear Storage by pressing the Volume Down button . 6.Press and release the Power button . 7.Now simply confirm your decision: Volume Up for YES and Volume Down for NO If you selected YES, all data including third-party applications will be deleted from the HTC Desire. Once the wipe is complete,the phone will reboot to its factory fresh state. . Note: your data stored on the microSD card is not deleted.