In order to hard reset a Fonek A88, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Fonek A88 device will be brought back to the default configuration of a brand new device.
1.Turn off the phone.
2. Now go to Menu and Settings.
3. Open System tab and select Clean Boot. Enter the 4 digits password and select Restore.
4. The hard reset process is now complete.