How to reset Windows Phone 7 to factory default settings ?
Sometimes it may be necessary for you to rest your Windows Phone 7 to factory settings for different reasons which means that the personal data in thw phone like contacts , messages will be erased completely .
To reset your Windows Phone 7 to factory settings follow the below steps .
1. Tap the Left Arrow on the start screen to go to the list of Apps.
2. Click “Settings” and then the “About” menu .
3. Now Click the Reset Your Phone button ..
Your Windows Phone 7 is restored to its factory settings .
Make sure that you take the backup of the important data that you may require in future .