Close "about:support" tab, and then, all changes will automatically be saved. Select "Refresh Firefox" on a pop-up message. Go to "Troubleshooting Information" in "Help". If you are looking for a solution to stop Firefox to freeze windows, you can have a try. When Firefox is acting strange and you don't know what to do, the best way for you is to revert Firefox to default state without losing any profile information. Enable "Prevent accessibility services from accessing your browser" option. Go to "Options">"Privacy & Security" section. In this case, you'd better stop accessibility services to access your Firefox. Probably, that's why Firefox keeps freezing. In most cases, untrustworthy accessibility services have a negative impact on Firefox performance. Solution 2: Prevent Accessibility Services Disable "Uncheck Use hardware acceleration when available".
![firefox runs slow locks firefox runs slow locks](https://www.omgubuntu.co.uk/wp-content/uploads/2017/04/faster-firefox.jpg)
Disable "Use recommended performance settings". Go to "Options" (Windows) or "Preference" (Mac). To make Firefox run smoothly, you can turn off hard acceleration to check if Firefox unfreezes windows. Hard acceleration is created to provide better browsing experience to users, but sometimes it is also a cause of some problems, such as the problem that Firefox keeps freezing. Solution 1: Speed up iOS 9 by Reducing Transparency & Motion
![firefox runs slow locks firefox runs slow locks](https://www.online-tech-tips.com/wp-content/uploads/2021/08/firefox.jpeg)
#Firefox runs slow locks mac#
![firefox runs slow locks firefox runs slow locks](https://cdn.digitbin.com/wp-content/uploads/restart-with-addons-disabled.jpg)
Moreover, users' complaints arise especially after users finish updating Firefox. Although Mozilla Firefox is one of the most reliable and readily used browsers, some potential problems also influence users' browsing experience.