59.95* 带有星号代表我当前正在使用的赫兹，以及分辨率 1600x900，但是这个分辨率看起来还是有点别扭。

使用autoxrandr 可以快速切换分辨率配置，不用每次都手动去图形界面点来点去。因为每次我都忘记了。。分辨率的大小是多少了

$ xrandr 
Screen 0: minimum 320 x 200, current 3520 x 1080, maximum 16384 x 16384
eDP-1 connected primary 1600x900+0+180 (normal left inverted right x axis y axis) 309mm x 174mm2560x1440     60.00 +  59.99    59.99    59.96    59.95  1920x1440     60.00  1856x1392     60.01  1792x1344     60.01  2048x1152     59.99    59.98    59.90    59.91  1920x1200     59.88    59.95  1920x1080     60.01    59.97    59.96    59.93  1600x1200     60.00  1680x1050     59.95    59.88  1600x1024     60.17  1400x1050     59.98  1600x900      59.99    59.94    59.95*   59.82  1280x1024     60.02  1440x900      59.89  1400x900      59.96    59.88  1280x960      60.00  1440x810      60.00    59.97  1368x768      59.88    59.85  1360x768      59.80    59.96  1280x800      59.99    59.97    59.81    59.91  1152x864      60.00  1280x720      60.00    59.99    59.86    59.74  1024x768      60.04    60.00  960x720       60.00  928x696       60.05  896x672       60.01  1024x576      59.95    59.96    59.90    59.82  960x600       59.93    60.00  960x540       59.96    59.99    59.63    59.82  800x600       60.00    60.32    56.25  840x525       60.01    59.88  864x486       59.92    59.57  800x512       60.17  700x525       59.98  800x450       59.95    59.82  640x512       60.02  720x450       59.89  700x450       59.96    59.88  640x480       60.00    59.94  720x405       59.51    58.99  684x384       59.88    59.85  680x384       59.80    59.96  640x400       59.88    59.98  576x432       60.06  640x360       59.86    59.83    59.84    59.32  512x384       60.00  512x288       60.00    59.92  480x270       59.63    59.82  400x300       60.32    56.34  432x243       59.92    59.57  320x240       60.05  360x202       59.51    59.13  320x180       59.84    59.32  
DP-1 disconnected (normal left inverted right x axis y axis)
HDMI-1 connected 1920x1080+1600+0 (normal left inverted right x axis y axis) 527mm x 296mm1920x1080     60.00*+  50.00    59.94  1920x1080i    60.00    50.00    59.94  1680x1050     59.88  1280x1024     75.02    60.02  1440x900      59.90  1280x960      60.00  1280x720      60.00    50.00    59.94  1024x768      75.03    70.07    60.00  832x624       74.55  800x600       72.19    75.00    60.32    56.25  720x576       50.00  720x480       60.00    59.94  640x480       75.00    72.81    66.67    60.00    59.94  720x400       70.08  
DP-2 disconnected (normal left inverted right x axis y axis)

当前配置

$ neofetch .-/+oossssoo+/-.               `:+ssssssssssssssssss+:`           ---------------------------------- -+ssssssssssssssssssyyssss+-         OS: Ubuntu 20.04.3 LTS x86_64 .ossssssssssssssssssdMMMNysssso.       Host: 20HRS15700 ThinkPad X1 Carbon 5th /ssssssssssshdmmNNmmyNMMMMhssssss/      Kernel: 5.11.0-34-generic +ssssssssshmydMMMMMMMNddddyssssssss+     Uptime: 4 hours, 34 mins /sssssssshNMMMyhhyyyyhmNMMMNhssssssss/    Packages: 1995 (dpkg), 9 (snap) 
.ssssssssdMMMNhsssssssssshNMMMdssssssss.   Shell: bash 5.0.17 
+sssshhhyNMMNyssssssssssssyNMMMysssssss+   Resolution: 1600x900, 1920x1080 
ossyNMMMNyMMhsssssssssssssshmmmhssssssso   DE: GNOME 
ossyNMMMNyMMhsssssssssssssshmmmhssssssso   WM: Mutter 
+sssshhhyNMMNyssssssssssssyNMMMysssssss+   WM Theme: Adwaita 
.ssssssssdMMMNhsssssssssshNMMMdssssssss.   Theme: Yaru [GTK2/3] /sssssssshNMMMyhhyyyyhdNMMMNhssssssss/    Icons: Yaru [GTK2/3] +sssssssssdmydMMMMMMMMddddyssssssss+     Terminal: gnome-terminal /ssssssssssshdmNNNNmyNMMMMhssssss/      CPU: Intel i7-7500U (4) @ 3.500GHz .ossssssssssssssssssdMMMNysssso.       GPU: Intel HD Graphics 620 -+sssssssssssssssssyyyssss+-         Memory: 6919MiB / 15770MiB `:+ssssssssssssssssss+:`.-/+oossssoo+/-.                                       

安装

  sudo apt install autorandr

使用

只使用笔记本屏幕的时候

autorandr --save mobile

连接扩展显示器的时候

autorandr --save docked

检测当前配置

$ autorandr --current 
docked

检测可用配置

$ autorandr --detected     
docked

自动切换配置

$ autorandr -c
docked (detected) (current)
mobile
Config already loaded

帮助命令

$ autorandr -h
Usage: autorandr [options]-h, --help              get this small help
-c, --change            automatically load the first detected profile
-d, --default <profile> make profile <profile> the default profile
-l, --load <profile>    load profile <profile>
-s, --save <profile>    save your current setup to profile <profile>
-r, --remove <profile>  remove profile <profile>
--batch                 run autorandr for all users with active X11 sessions
--current               only list current (active) configuration(s)
--config                dump your current xrandr setup
--debug                 enable verbose output
--detected              only list detected (available) configuration(s)
--dry-run               don't change anything, only print the xrandr commands
--fingerprint           fingerprint your current hardware setup
--force                 force (re)loading of a profile
--skip-options <option> comma separated list of xrandr arguments (e.g. "gamma")to skip both in detecting changes and applying a profile
--version               show version information and exitIf no suitable profile can be identified, the current configuration is kept.To change this behaviour and switch to a fallback configuration, specify--default <profile>.autorandr supports a set of per-profile and global hooks. See the documentationfor details.The following virtual configurations are available:off             Disable all outputscommon          Clone all connected outputs at the largest common resolutionclone-largest   Clone all connected outputs with the largest resolution (sca-led down if necessary)horizontal      Stack all connected outputs horizontally at their largest re-solutionvertical        Stack all connected outputs vertically at their largest reso-lution