I'm having similar problems again in 1:91.9.1+build1-0ubuntu0.20.04.1 with Thunderbird's CPU usage well over 100% and long periods of not responding since the update.
But the fix for the original problem is still active:
gfx.webrender.all = false gfx.webrender.force-disabled = true
I'm having similar problems again in 1:91.9. 1+build1- 0ubuntu0. 20.04.1 with Thunderbird's CPU usage well over 100% and long periods of not responding since the update.
But the fix for the original problem is still active:
gfx.webrender.all = false .force- disabled = true
gfx.webrender