Problem:

Failed to update Xhorse vvdi mini key tool firmware. Device shows the error ‘failed to erase ST’ and mini screen displays USB to PC icon.

How i can reslove this issue?

Solution:

Solution 1: Try to update firmware via Xhorse Upgrade Kit on PC

Solution 2: If update firmware via mobile phone, change a stable WiFi or change WiFi hotspot. Try several times.

If all failed, need to send back to repair.

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