Closed emulienfou closed 2 years ago
Since 20.4 Can switch from DVI-I-1 to DP-0 without issues but can't duplicate or extend screens
~$ xrandr
Screen 0: minimum 8 x 8, current 2560 x 1440, maximum 16384 x 16384
DVI-I-1 connected primary 2560x1440+0+0 (normal left inverted right x axis y axis) 597mm x 336mm
2560x1440 59.95*+
2048x1280 60.00
1920x1200 59.88
1920x1080 60.00
1680x1050 59.95
1600x1200 60.00
1600x1000 60.00
1600x900 60.00
1440x900 59.89
1280x1024 75.02
1024x768 75.03 60.00
800x600 75.00 60.32
640x480 75.00 59.94
DP-0 connected (normal left inverted right x axis y axis)
2560x1440 59.95 + 74.92
2048x1280 59.96
1920x1080 69.92 60.00 59.94 50.00
1680x1050 59.95
1600x1200 60.00
1600x900 60.00
1440x900 59.89
1280x1024 60.02
1280x720 59.94 50.00
1024x768 60.00
800x600 60.32
720x576 50.00
720x480 59.94
640x480 59.94 59.93
After nvidia-settings install, we can see that the second screen is disabled
Everything is back to normal after activating the latter (just the time of the session)
FYI: I needed to reinstall Deepin to fix the my issue!
So the problem is ok ,after re-installed?At present, it is possible to have a certain relationship with the graphics card driver, may have a certain impact on the driver after the kernel upgrade, thanks for your feedback, this issue we record and pay attention, hoping to recover and submit optimization.
Since we have not been in touch for a long time, we will close the issue first. If there is any problem later, you can submit the issue in time. Thank you for your feedback.
Issue: Bug or suggest report 「问题 或 建议 反馈」
Following some recent package upgrade, it's impossible to extend dual monitor anymore. Here is the list of upgraded packages:
Here is the result of the command
xrandr
:As you can see, DP-2 is available in the list of mode: