
To do this, click “Menu -> Options -> General,” uncheck the Use recommended performance settings box, and check the “Use Hardware Acceleration when available” box. When the player settings open, click on the icon at the lower left of the settings window to open the display panel and check whether the “Enable hardware acceleration” is checked.įirefox hardware acceleration also eases CPU and memory usage in several cases, so you can check whether the hardware acceleration is on or off. Go to a page on your browser that shows a Flash video, right-click on the player and select Settings. If you have the Adobe Flash Player plugin installed, it could be the cause of the high memory usage. And it has to be done because once it crashes any page with any flash in it will cause that weird reload loop (it doesn't really reload the page, but on the affected page the 'loading' spinning circle appears for a split second and goes away and the firefox icon in the windows taskbar keeps flashing, while it does so the entire browser lags. Check Adobe Flash Player and Firefox Hardware Acceleration If it doesn’t happen in Safe Mode though, then it’s likely that the add-ons are the culprits. If the issue persists, it’s probably not caused by a theme or extension, but it could be because of preference settings or plugins among other causes, as these aren’t disabled in Safe Mode.
