How to Change Firefox Frame Rate for High Refresh Rate Monitor

Running Ubuntu with high refresh rate monitor? You may found that the Firefox web browser does not match with your monitor’s native refresh rate.

This is a simple tip shows how to change the refresh rate of Firefox, though you have to first set the system refresh rate (Settings -> Displays) to match your monitor.

1.) Open Firefox and type about:config in address bar and hit Enter. And click the button which says ‘Accept the Risk and Continue’.

2.) Next in the filter box, type layout.frame_rate and click edit the key value to your monitor’s native refresh rate (144 in the case).

That’s it. Restart Firefox and enjoy!

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