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Procedures to diagnose and fix problems

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This feature is available on Firefox for desktop or laptop computers. This feature has been improved in the latest version of Firefox. Update Firefox to the latest version to use the improved version. If you're having problems with Firefox, refreshing it can help. The refresh
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Some problems with Firefox are caused by extensions, themes or hardware acceleration. This article will help you determine whether one of these is causing your problem and, if it is, describe how to make Firefox run normally again. Note: The Refresh Firefox feature can fix many
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Most problems with Firefox can be fixed by following the troubleshooting methods described below. Try these steps in order. If one doesn't work, move on to the next one. If you need extra help with any of this, we have a community of volunteers standing by. Table of Contents1
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Safe Mode is a special Firefox mode that can be used to troubleshoot and fix problems. Safe Mode temporarily turns off hardware acceleration, resets some settings, and disables add-ons (extensions and themes) that might be causing problems. By comparing Firefox behavior in normal
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Resetting preferences (zoom, tabs, privacy, network, encryption, updates, where to save file downloads, etc.) is one of many procedures that can be helpful in troubleshooting Firefox problems. We'll explain two ways to do this. If changes to preference settings are not saved
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Malware is short for "Malicious Software". It is a term generally used for software installed on your computer that is designed to infiltrate or damage a computer system without the owner's informed consent. Sometimes a problem with Firefox may be a result of malware installed
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Firefox includes a page with information such as which Firefox version you are using, any installed extensions, important modified preferences, and graphics information. If you are getting help with a Firefox issue on the support forum, content that you provide from this Troubleshooting
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