How to restore launch X431 V or X-431 Pro to factory settings?

How to restore launch X431 V or X-431 pro to factory settings ?

Note: This way does not fit X-431 pro3 or X431 V+!!! Please use this function carefully, improper operation may cause the dead of X431 V, besides, after the factory settings are restored, all user data will be deleted.

Step 1: Make sure power supply is 100% (at least 60% power or above), and shutdown X431 V.

Step 2: Long press the power button and volume up button at the side of X431 V, to open the machine, and then come to the menu A.

Step 3: In this menu, power button = Enter key, volume button = up and down key.

Press volume button move to line 5 “wipe data/factory reset”, and press power button to confirm.

At this time, come to the next menu B, press volume button move to the line with “Yes”, press power button to confirm.

Step 4: After this step done, it will back to the menu A, then move to “wipe cache partition “.

Step 5: Finally, move to “reboot system”, confirm and reboot the machine, then X431 pro is restored to factory settings.