Do you have days where Firefox just doesn't work? Well, we put together this guide to help. It'll show you where you can find solutions to many common issues and, as always, if you need extra help with any of this, we have a community of volunteers standing by.

Table of Contents

1. Check Your Firefox Client Is Up-to-Date. You know some software develops bugs that give rise to.
2. Sep 24, 2019 When Firefox stops responding to your clicks it's very likely that one of your installed plugins is the culprit. To check for that, click the Menu button, and then choose Add-ons. In the Add-ons Manager's Plugins panel, you can select Never Activate for each plugin, then restart Firefox and see if the problem is still happening.

The Refresh Firefox feature can fix many issues by restoring Firefox to its default state while saving your essential information. Consider using it before going through a lengthy troubleshooting process.

Check out our handy guide, Avoid crashes - Tips and tricks.

That's a pretty big problem. The Firefox won't start - find solutions article should cover it.

Slowdowns can be caused by a number of things so we've summed them up in the Quick fixes if your Firefox slows down guide.

Getting error messages when you try to load up a website? Here's a few articles to help fix specific connection problems.

COVID-19 UPDATE: Find out how Fannie Mae is responding. Published April 07, 2021. For best results, pose your search like a question. ZDNet's technology experts deliver the best tech news and analysis on the latest issues and events in IT for business technology professionals, IT managers and tech-savvy business people.

• If you just upgraded Firefox and it can no longer open any websites but other browsers or programs can, see the Fix problems connecting to websites after updating Firefox article.
• If no programs can open websites, see the aptly named Firefox and other browsers can't load websites article.
• If Firefox is having problems loading certain websites, see Firefox can't load websites but other browsers can.
• For other issues loading websites, see the Websites don't load - troubleshoot and fix error messages article.

Sometimes tracking down the source of these kinds of problems is difficult. We have a community of volunteers ready to help you figure it out.

If you see a 'Profile Missing' error message that says, Your Firefox profile cannot be loaded. It may be missing or inaccessible it usually means that Firefox can't find or access the profile folder. This article explains what to do if you see this error.

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• 1If you moved, renamed, or deleted your Firefox profile folder

Firefox stores your user data and settings in a special profile folder and pulls information from this folder every time you start Firefox. The default profile folder location is under the %APPDATA%MozillaFirefoxProfiles~/.mozilla/firefox~/Library/Application Support/Firefox/Profiles folder, which you can find using these instructions.

Profile was moved or renamed

If you know where your profile is, try one of the following methods to help Firefox find it.

• Move the profile folder back to its original location.
• Restore the profile's original name if you've changed it.
• Create a new profile using the Profile Manager using the instructions to start the Profile Manager when Firefox is closed. Give it a descriptive name, click on the button, and then select the profile folder you moved or renamed, before you finish the Create a new profile wizard.

Profile was deleted

If you deleted or lost your profile folder and have no way of restoring it, use one of these methods to create a new Firefox profile:

• Method 1: Use the Profile Manager wizard

Follow the steps in the Profile Manager - Create, remove, or switch Firefox profiles article to create a new profile.

• Method 2: Manually delete the profiles.ini file

Firefox Not Responding Xp

If you have problems accessing the Profile Manager, you can create a new default Firefox profile by deleting the profiles.ini file, using these steps:

1. Click on the Windows button and click on Run...
2. Type %appdata% in the Run box and click OK. The hidden Application Data folder will open.
3. Double-click the Mozilla folder.
4. Double-click the Firefox folder.
5. Delete (or rename, for example, to profiles.iniOLD) the profiles.ini file.

1. Click the Windows Start button or press the Windows key to open the Start Menu.
2. Type %appdata% in the search box and press the Enter key. The hidden AppDataRoaming folder will open.
3. Double-click the Mozilla folder.
4. Double-click the Firefox folder.
5. Delete (or rename, for example, to profiles.iniOLD) the profiles.ini file.

1. From the Windows Start Screen, click the Desktop tile. The Desktop view will open.
2. From the Desktop, hover in the lower right-hand corner to access the Charms.
3. Select the Search charm. The Search sidebar will open.
4. Type %appdata% in the search box and press the Enter key. The hidden AppDataRoaming folder will open.
5. Double-click the Mozilla folder.
6. Double-click the Firefox folder.
7. Delete (or rename, for example, to profiles.iniOLD) the profiles.ini file.

1. Click on the Windows Start button or press the Windows key to open the Start Menu.
2. Type %appdata% (as you type, a Windows search will start) and press the Enter key. The hidden AppDataRoaming folder will open.
3. Double-click the Mozilla folder.
4. Double-click the Firefox folder.
5. Delete (or rename, for example, to profiles.iniOLD) the profiles.ini file.

Firefox Not Starting

When you start Firefox, a new profile will be created.

1. (Ubuntu) Click the Places menu on the top right of the screen and select Home Folder. A File Browser window will appear.
2. Click the View menu and select Show Hidden Files if it isn't already checked.
3. Double click the folder marked .mozilla.
4. Double click the folder marked firefox.
5. Delete (or rename, for example, to profiles.iniOLD) the profiles.ini file.

When you start Firefox, a new profile will be created.

1. Navigate to your user ~/Library folder:
   • (OS X 10.6) Click the Finder icon in the dock. Your home folder will be selected, (usually the name of your Mac user account). In the right side of the window, click the Library folder to open it.
   • (OS X 10.7 and above) Click the Finder icon in the dock. On the menu bar, click the Go menu, hold down the option or alt key and select Library. A window will open containing your Library folder.
2. Click on the Application Support folder, then go to the Firefox folder.
3. Delete (or rename, for example, to profiles.iniOLD) the profiles.ini file.

Mozilla Firefox Not Responding Fix

When you start Firefox, a new profile will be created.

Why Is My Firefox Not Responding

Based on information from Profile cannot be loaded (mozillaZine KB)