ASUS - ZenTalk

Hello,i had similar problem here:https://zentalk.asus.com/en/discussion/comment/173361Now I have same problem on BIOS 409 except the Fn keys - they are working correctly.I am still stuck on patched BIOS 406 that I received from a mod trough PM.

After 408 BIOS update the BIOS won't light up display. Content can be seen by lighting screen externally (very poorly). Solution was to disassembly laptop, disconnect internal display, connect external display trough HDMI and downgrade to 406 (tried...