If your computer is older, uncheck "Use hardware acceleration when available" to see if it reduces hangs or freezes . Audit Your Extensions
There are several reasons why a browser might flag a "low" performance status: 4485812-6360754-win10-firefox-BE-fr-low-1670193123
Ensure your antivirus or firewall isn't throttling Firefox . If your computer is older, uncheck "Use hardware
Extensions like ad-blockers are great, but they can occasionally conflict with specific sites. Try disabling them one at a time to find the culprit . 3. The Windows 10 Factor If your computer is older
Navigating Performance: A Guide for Windows 10 & Firefox Users in Belgium