Okey, I did it. Tested with the last kernel (5.8.3). Here are the results.
** Attachment added: "intel_reg read --count 20 0x64E00 0x64E60 0x64EC0 0x64F20 0x64F80" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1871721/+attachment/5404548/+files/first-comand.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1871721 Title: Second Monitor on HDMI blank screen/blink screen with Nvidia + Intel & Ubuntu 20.04? (ASUS Laptop) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1871721/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs