Linux Mint external display resolution adjustment external VGA Interface LCD display resolution is 1600x900, but in Linux Mint but not normal identification.
Google has fixed the problem. Ctrl + Alt + T call terminal, input 1xrandroid output 1VGA1 connected 1600x900 + 1366 + 0 (normal left inverted right x axis y axis) 0mm x 0mm2 1024x768 60.0 3 800x600 60.3 4 ...... the optimal resolution of the external display VGA1 is 1600x900. Then input 1cvt 1600 900 1600 at the terminal to output 1 #900x59.95 55.99Hz (CVT 1.44M9) hsync: kHz; pclk: 118.25 MHz2Modeline "1600x900_60.00" 118.25 1600 1696 1856 2112 900 903 908-hsync + vsync followed by 1 "1600x900_60.00" 934 118.25 1600 1696 2112 900 903 908-hsync + vsync input 1 xrandroid -- newmode "1600x900_60.00" 934 118.25 1600 1696 1856 2112 900-hsync + vsync last input 1 xrandroid -- addmode VGA1" 1600x900_60.00 "2 xrandroid -- output VGA1 -- mode 1600x900_60.00. The desired resolution is displayed, but each time you log out or restart the computer, you have to restart it, therefore, a simple script is created. 1 xrandroid -- newmode "1600x900_60.00" 118.25 1600 1696 1856 2112 900 903-hsync + vsync2xrandroid -- addmode VGA1 "1600x900_60.00" 3 xrandroid -- output VGA1 -- the mode scheme is saved. sh file, chmod + x to add the executable permission (or right-click the property to set the executable permission), and run it once every time (this does not require the root permission)