Daily Archives: July 26, 2017


How to solve the obdstar X300M mileage tool authorization failed

OBDSTAR X300M OBDII Vehicle Correction file authorization failed, maybe you are facing this questions like this, but don’t know if should have to update the device, And the error picture like this: customer download the Ford in V30.26, but cannot use it, Tech advice: 1.You should check the device SN number, […]