Xhorse Key Tool MINI Firmware Update Error 20_58 Solution

 Problem:

Xhorse Key Tool MIDI asks for firmware update. But failed to update firmware.

Error 1: Update failed, please retry. error= 20_58.

Error 2:

COE_FC32_Failed to synchronize.

Solution:

Error 20_58 means there is a fatal error with firmware.

You may need a factory repair.