In order to hard reset a LG BL20 New Chocolate, you should perform the following steps.

Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
LG BL20 New Chocolate device will be brought back to the default configuration of a brand new device.

1. Power up the phone.

2. Open the phone's dialer with a press of a Call button.
3. Now type this code into the dialer: either 2945#*101# or 1809#*101#

4. Lastly, press the Call button again. Your phone will now reset and restart. Well done.