1. Click the menu button and select Options.
2. Select the General panel.
3. Under Performance, uncheck Use recommended performance settings.
Additional settings will be displayed.
![Fx55Performance-disableHWA](https://user-media-prod-cdn.itsre-sumo.mozilla.net/uploads/gallery/images/2017-08-27-03-46-52-fd0019.png)
4. Uncheck Use hardware acceleration when available.
5. Click the Firefox menu and select Exit.
6. Start Firefox the way you normally do.