In order to hard reset a Motorola WX306, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Motorola WX306 device will be brought back to the default configuration of a brand new device.
1. Turn on the phone.
2. Now press the Center select button.
3. Select Settings & Tools > Initial Setup > Master Reset.
4. When prompted to enter Security Code, type in 000000 (be default). Confirm with selecting OK. Done.