我试图让我的外部屏幕放大 100%，而我的笔记本电脑屏幕需要保持在 200%。我一定做错了什么，因为现在只有我的外部屏幕在工作。
xrandr -q
Screen 0: minimum 8 x 8, current 6400 x 2160, maximum 32767 x 32767
DP-0 connected 2560x1440+3840+29 (normal left inverted right x axis y axis) 597mm x 336mm panning 2560x2160+3840+0 tracking 6400x2160+0+0 border 0/0/0/0
2560x1440 59.95*+
2048x1152 60.00
1920x1200 59.88
1920x1080 60.00 59.94 50.00 29.97 25.00 23.98
1680x1050 59.95
1600x1200 60.00
1280x1024 75.02 60.02
1280x720 60.00 59.94 50.00
1200x960 59.90
1152x864 75.00
1024x768 75.03 60.00
800x600 75.00 60.32
720x576 50.00
720x480 59.94
640x480 75.00 59.94 …