| Start by turning off the phone, by using the Power key.
Afterwards press and hold together the Volume Up and Power button for a few seconds.
Tlease the Power key when you see an Android icon.
You should keep holding the Volume Up key until the Android System Recovery pops up.
Then use Volume buttons to select "wipe data/factory reset" and tap the Power button to confirm.
Afterwards choose "yes" from the menu, and accept it with Power button.
When a Recovery Mode appears again on the screen accept option "reboot system now" using Power key. |