In order to hard reset a Motorola A920, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Motorola A920 device will be brought back to the default configuration of a brand new device.
1. Switch on the phone.
2. Enter Menu, then Setup and then select Master Reset.
3. Okay the process and wait for your phone to reset. Done.