On W10 it's setted as 1920x1080 - 59Hz. It works perfectly. I tried with this resolution on Ubuntu 20.04. Still doesn't works.
** Attachment added: "Resolution and refresh second monitor on W10.PNG" https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-440/+bug/1871721/+attachment/5392357/+files/Resolution%20and%20refresh%20second%20monitor%20on%20W10.PNG -- 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/kernel-package/+bug/1871721/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs