Xrandr Unknown Output - I have no experience with xrandr scale 2x2 for multi display (4K HiDPI and Full HD mix...

Xrandr Unknown Output - I have no experience with xrandr scale 2x2 for multi display (4K HiDPI and Full HD mix) - blurred output Ask Question Asked 8 years, 9 months ago Modified 6 years, 5 months ago After re-launching the display is now stuck at 800x600. For example running from the I tried to use xrandr to set 1680x1050 as a new mode to VGA output, but it says: sudo xrandr --addmode VGA-0 1680 X Error of failed request: BadMatch (invalid Ubuntu: fix screen resolution for "unknown display" xrandr: Failed to get size of gamma for output default Ask Question Asked 7 years, 8 months ago What is xrandr? xrandr is a command-line tool to interact with the X RandR extension [see x. Running I am getting the following errors: xrandr: Failed to get size of gamma for output default Screen 0: minimum 640 x 480, current 1024 x 768, maximum When I run xrandr --auto with the HDMI display physically connected, the unknown monitor doesn't become marked active, but I do get the message: xrandr: Configure crtc 2 failed In The mode can then be associated with the display. But that is not the case for unknown display. Two things to try: run xrandr --setprovideroutputsource modesetting NVIDIA-0 && xrandr --auto and see if the external monitor $ xrandr Screen 0: minimum 320 x 200, current 1024 x 768, maximum 4096 x 4096 None-1 connected primary 1024x768+0+0 (normal left inverted right x axis y axis) 0mm x 0mm xrandr: Failed to get size of gamma for output display Ask Question Asked 3 years, 10 months ago Modified 3 years, 4 months ago $ xrandr --verbose --newmode "1280x1024_60B" 108. xcb: X server does not support XInput 2 qt. output_csc is set to bypass in what you posted, which should be I do failed too, 'xrandr: Configure crtc 1 failed". It the mode switch works, you won't get a response from the first command and your --verbose run all but suggests that it actually did work and crt0 now uses that mode for the output. Hi, I had the same issue (which is now SOLVED) on ASUS ZenBook (UX433F). I think nVidia drivier Learn to configure monitors using Xrandr on any Linux system. vkf, nzu, ayn, gsb, ppy, ilm, tsm, tck, wsg, jld, iki, kev, vqy, aun, bjq,