Firefox frozen or keeps freezing? Here's how to fix it fast.
When Firefox stops responding, it's usually one of these causes:
- Extension consuming too many resources
- Heavy website running bad code
- Memory leak from being open too long
- Firefox needs an update
- System running low on RAM
The good news: most freezes are fixable in under 5 minutes.
Quick Fixes
1. Force quit properly β Ctrl+Shift+Esc (Windows) or Cmd+Option+Esc (Mac) β End Firefox β Wait 10 seconds β Reopen
2. Test in Safe Mode β Type about:support β Click "Restart with Add-ons Disabled" β If it works, an extension is the problem
3. Check tab performance β Type about:performance β Close tabs using high energy
4. Clear memory β Type about:memory β Click "Minimize memory usage"
5. Update Firefox β Menu β Help β About Firefox β Install update if available
6. Refresh Firefox β Type about:support β Click "Refresh Firefox" (keeps bookmarks/passwords, resets everything else)
Full GuidesΒ
π Complete Browser Troubleshooting Guide
β https://mrgrid.io/guides/browser-problems-fix
π§ Browser Keeps Crashing Fix
β https://mrgrid.io/guides/browser-keeps-crashing-fix
β‘ Too Many Tabs Slowing Browser
β https://mrgrid.io/guides/browser-too-many-tabs-slow-fix
𧩠Extensions Causing Problems
β https://mrgrid.io/guides/browser-extensions-causing-problems-fix
Still Stuck?Β
π¬ Talk to a Tech Expert Live
Get personalized help fixing your Firefox issue right now.
β https://bit.ly/ask-a-tech
Guides by MrGrid.io β Helping you fix tech problems quickly, simply, and safely.