As a preventive measure, some customers will replace the internal battery once a year so that the xhorse vvdi prog does not get stuck. Here is the tip to replace the battery.
Do this at your own risk! We will take no responsibility for any damage to your device by following the below described procedure.
Do contact xhorse technical if need removes mainboard.
Internal battery Parameter:
The programmer should be connected to the power supply.
vvdi prog battery detail view