Firefox Quantum Lands in Beta, Developer Edition

Re:Firefox Quantum Lands in Beta, Developer Edition by zspitzer on Tuesday September 26, 2017 @10:25AM (#15338890)

try a profile reset https://support.mozilla.org/en-US/kb/refresh-firefox-reset-a...

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Re:Firefox Quantum Lands in Beta, Developer Edition by spiderfarmer on Tuesday September 26, 2017 @10:28AM (#15338925)

I tried. Didn't help.

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Re:Firefox Quantum Lands in Beta, Developer Edition by metajack on Tuesday September 26, 2017 @10:47AM (#15339115)

If the issue is as bad as it looks like in that screenshot, the performance profiler should be able to spot what's happening easily. Take a look at https://perf-html.io/

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