In order to hard reset a Motorola V400p, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Motorola V400p device will be brought back to the default configuration of a brand new device.
1. Switch on the phone by pressing the Power button.
2. Open Main menu. Go to Settings, Initial Setup and Master Reset.
3. Type in the lock code (0000 or 1234 by default). Press Left Softkey to confirm.
4. Wait for your phone to reset and restart. Well done.