Skip to content

Instantly share code, notes, and snippets.

@jpluimers
Forked from erichrobinson/README.md
Created November 17, 2019 11:25
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save jpluimers/9e5df0fb7610adec44c82de245c38389 to your computer and use it in GitHub Desktop.
Save jpluimers/9e5df0fb7610adec44c82de245c38389 to your computer and use it in GitHub Desktop.
SwitchResX Configuration

#SwitchResX Settings for LG 21:9 UltraWide

SwitchResX is a utility that allows users to override the default resolution settings in OSX. For more information, including download links, vist http://www.madrau.com/ .

##Disabling System Integrity Protection (SIP)

If you are running OSX 10.11 or higher, SIP must be disabled. To disable SIP do the following:

  • Boot into the recovery partition by pressing CMD + R when starting up your Mac.
  • Once in recovery mode, open a terminal window.
  • Type the command csrutil disable
  • Reboot

##Adding Custom Settings

  • After launching SwitchResX, select the external monitor from the list on the left.
  • Select the 'Custom Resolutions' tab.
  • Add a new custom resolution be clicking the + symbol at the bottom of the window.
  • Adjust the settings to match the appropriate PNG provided in this gist.
  • Press 'Ok'
  • Close SwitchResX and save when prompted.
  • Restart your Mac.

After following these steps, you should be able to adjust the resolution of your external monitor through the 'Display' window in System Preferences.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment