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Fix specific issues with Firefox
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Fix problems with your home page or search
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Fix problems with websites like Facebook, YouTube and webmail
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Troubleshoot and fix Firefox crashes
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Breaking issues and problems after Firefox updates
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Firefox is slow, stops working or takes too long to start
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Firefox error messages – what they mean and how to fix them
How to solve most problems with Firefox
Follow these steps in order until the problem is fixed:
- Restart your computer
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Clear your cookies and cache
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Update your plugins
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Restart Firefox in Safe Mode and see if the problem goes away
- If the problem goes away, see
Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems
- If the problem does not go away, continue on to step 5.
- If the problem goes away, see
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Troubleshoot your plugins
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Reset your Firefox settings
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Reinstall Firefox
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Make a new profile
- If making a new profile fixes the issue, see
Recovering important data from an old profile
- If making a new profile fixes the issue, see
Note: The Troubleshoot and diagnose Firefox problems article has more details about each of these steps.
How to solve most problems with Firefox
Over time Firefox can develop problems like slowness, crashing, unwanted toolbars and more. Troubleshooting and fixing these issues can be difficult and time consuming. The Reset Firefox feature can fix many issues by restoring Firefox to its factory default state while saving your essential information.
- Learn more - Reset Firefox – easily fix most problems
Fix specific issues with Firefox
-
Fix problems with your home page or search
-
Fix problems with websites like Facebook, YouTube and webmail
-
Troubleshoot and fix Firefox crashes
-
Breaking issues and problems after Firefox updates
-
Firefox is slow, stops working or takes too long to start
-
Firefox error messages – what they mean and how to fix them