Hard Reset GIONEE Pioneer P4S
- In the first step hold down the Power key to switch off the device.
- After that press and hold the Volume Up + Power button simultaneously for about 10 seconds.
- Release held keys when the Recovery Mode appears on the screen.
- In order to choose "wipe data/factory reset" use the Volume Down to navigate and the Power button to confirm.
- Afterwards select "Yes--delete all user data". Use Volume Down button to scroll and Power key to select.
- To restart the phone, select "reboot system now".
- Success! Your phone should begin the hard reset operation.