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# Launch Firefox using a clean profile via about:profiles | # Launch Firefox using a clean profile via about:profiles | ||
# Open a tab and visit about:logging | # Open a tab and visit about:logging | ||
# In the 'Logging preset:' drop down select 'Media Playback' | # In the 'Logging preset:' drop down select 'Media Playback' | ||
# Click 'Start Logging' at the top of the page | # Click 'Start Logging' at the top of the page | ||
# | # Open a new tab for testing and view the media you are having an issue with. (After reproducing, DO NOT close this test tab yet.) | ||
# Go back to the about:logging | # Go back to the about:logging tab and click 'Stop logging' and close the test tab. (After a moment, a new performance profile tab will open.) | ||
# Within the profiler tab click the 'upload local profile' button on the upper right side of the tab. Once the upload is complete, a drop down menu will open displaying the URL of the profile. Select this text and copy it. | # Within the profiler tab click the 'upload local profile' button on the upper right side of the tab. Once the upload is complete, a drop down menu will open displaying the URL of the profile. Select this text and copy it. | ||
# Share the URL of the profile for analysis with the engineer you are working with. | # Share the URL of the profile for analysis with the engineer you are working with. |