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Firefox ESR high CPU usage
Updated 1,196 Days AgoPublic

Main PageTroubleshootingFirefox ESR CPU usage

Firefox ESR is using too much of CPU

Try to enable hardware acceleration:

  • open new tab
  • navigate to about:config
  • accept warning to continue
  • search for 'vaapi' (Video Acceleration API)
  • change flag to true (from false)
  • fully close and restart Firefox ESR
NOTE: Make sure you have gstreamer1.0-vaapi package installed.
Last Author
Last Edited
Feb 16 2021, 12:46

Event Timeline

mladen created this object.Feb 3 2021, 12:14

just to add - this is during video playback (e.g. YouTube)

mladen edited the content of this document. (Show Details)Feb 16 2021, 12:46