You could perform a factory reset on your Samsung Focus using the Windows Phone 7 software, but what do you do if the phone is frozen and won’t respond when you go to do a hard reset? Luckily, you can perform a hard reset using the hardware keys.
Perform a hard reset on the HTC Windows Phone 8X if you are experiencing problems with the device.
Here’s how to perform a hard/factory reset on your T-Mobile HTC HD7 smartphone. You may want to perform these steps if you’re returning the phone to the retailer or transferring ownership. In some cases it may be necessary to perform these steps to fix certain issues.