10/22/2025

How to Solve VVDI MLB Tool ‘Device Not Connected’ Error?

 Problem:

Failed to use Xhorse VVDI MLB Tool MLB function. The system says the device is not connected. Any solution?

VVDI MLB Tool ‘Device Not Connected’ Error 1

VVDI MLB Tool ‘Device Not Connected’ Error 2

VVDI MLB Tool ‘Device Not Connected’ Error 3

Possible solutions:
1.
Check drivers restart pc, try again.

If the driver was detected, contact us to install CDM V2.12.28 driver.

VVDI MLB Tool ‘Device Not Connected’ Error 4

2. Chip doesn’t look secured on well.
Desolder the new chip and solder it again very good and it is work for you.

The solder paste could be potentially shorting other pins… gotta work on that and solder skills.

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