How to Fix White Screen on Yanhua Digimaster 3

Customer Problem: I used Digimaster 3 for my Lexus, but when I select “Lexus”, there was nothing appeared.

Yanhuaacdp.com engineer replied:

Please delete DEVI file, and update again. Here are the related steps below:
In the state of shutdown, at the same time press "1" and keyboard keys, and then boot, after a string of English appear, then loose hand, press OK.

Tech support: www.yanhuaacdp.com