https://wiki.ubuntu.com/X/Config/Resolution#Adding_undetected_resolutions
Have you tried to add the resolution manually with xrandr as explained in the ^link? Example (but make sure you use the numbers cvt gives you and not those below): $ cvt 1920 1080 60 Modeline "1920x1080_60" 173.00 1920 2048 2248 2576 1080 1083 1088 1120 -hsync +vsync $ xrandr --newmode "1920x1080_60" 173.00 1920 2048 2248 2576 1080 1083 1088 1120 -hsync +vsync $ xrandr --addmode HDMI-A-0 1920x1080_60 -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1892510 Title: Refresh rate locked to 24hz only on Ubuntu To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1892510/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
