Instead, check out our best antiviruses that are compatible with Windows 10/11.īut remember that your case can be caused by a different reason, such as too much cache and cookies or faulty add-ons.

Third-party antivirus – There is some evidence to suggest that using an external antivirus application such as Avast might make Firefox perform more slowly.To determine whether or not there is a change, you should revert to the Default theme. The browser theme – You can use a custom theme in Firefox, but doing so may sometimes slow down the browser’s performance.Firefox may run more quickly by disabling the hardware acceleration feature. But, if you have driver problems or have a specific GPU configuration, it may create latency instead. Hardware acceleration – Hardware acceleration can improve speed.If you keep your browser’s version up to date, you’ll be able to remove several potential reasons for the delay. Outdated version – If Firefox is operating slowly for you, you should first check to see if there are any updates available.There are many possible reasons behind a slow browser, but the most common ones seem to be the following: So, in this article, we’re guiding you through the few solutions available to fix this issue. Many users complain that Firefox is lagging on their devices, which can be a significant problem if you use it as a default browser. Believe it or not, Firefox can be slow even this year. Home › Browsers › Firefox › Browser is too slowįirefox is one of the most popular browsers on all platforms, but despite its massive popularity, it still has specific issues on Windows 10 and 11.

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