In order to hard reset a Ericsson PF 768, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Ericsson PF 768 device will be brought back to the default configuration of a brand new device.
1. Make sure that the phone is turned on.
2. Open Settings and select Master Reset (press Yes to select).
3. Now enter, if asked to, phone's lock code (0000 by default).
4. Confirm by pressing Yes. Done.