Xhorse VVDI Key Tool Plus Firmware Update Device No Response Solution

Problem:

I have a Xhorse vvdi key tool plus and when I enter the programming option, it stops update it, I go to update and it won’t let me and that error appears.

‘A3 Device No Response’. Any solution?
Vvdi Key Tool Plus Update Device No Response 1 Vvdi Key Tool Plus Update Device No Response 2 Vvdi Key Tool Plus Update Device No Response 3

VVDISHOP Solution:

1. Restart App and change WiFi hotspot and update again.
2. If not working, reset key tool plus tablet to factory setting.
3. If still no luck. there is something wrong with the tablet. Need to send back for repiar.