Try a clean install If crashes are preventing you from starting Firefox, even in Firefox Troubleshoot Mode, a clean install will often fix the problem. Uninstall Firefox from your computer. Double-click on the downloaded file and follow the prompts to continue the installation process. Delete Firefox from the Applications folder. Download a fresh copy of Firefox. Open the downloaded file and drag the Firefox icon to the Applications folder when prompted.
Use your distributor's package management system to uninstall Firefox please refer to their documentation. If that doesn't work, delete the firefox folder from your Home folder. Often the Firefox folder is within a hidden. Extract the file to your Home folder. Having the latest version of Firefox is one of the best ways to prevent this problem from recurring.
Therefore the first thing you want to do is to check if you are running the latest version of Firefox. Follow these simple steps to do it;. Step 1: Open the Firefox browser on your computer and then click on the browser's menu. Select "Help" from the options presented and then choose "About Firefox".
Step 2: A new window will open and begin looking for available updates for Firefox. If an update is available, Firefox will download and install it immediately.
Step 3: Once the update process is complete, click on the "Restart to Update Firefox" button to complete the process. The cache is data that Firefox and other browsers may save on your system to help websites load faster.
But when the cache is corrupted it can have the opposite effect, even causing the browser itself to crash at inopportune moments. In this case, the best way to fix the problem is to clear the cache on the browser. Here's how to do it;. Step 1: Open Firefox on your computer and then click on the menu button the three lines on the top left corner.
Step 2: Select "History" in the options presented to open a side menu with more options. In these options, click on "Clear Recent History". Step 4: Select the data and items you would like to clear and then click on "Clean Now".
Sometimes broken add-ons and extensions could be causing the problem and it may be a good idea to disable some of these add-ons and extensions to keep them from affecting the browser.
Follow these simple steps to disable Firefox add-ons;. Step 1: Open Firefox on your computer and then click on the menu icon three lines. Viruses and malware can also be a major cause of a crashing Firefox. The same is true for any software that may be incompatible with Firefox. Clear cookies and cache An overload of cookies and cache can seriously cause any browser to crash, lag, or in worst cases, even not launch at all.
Thankfully it's really easy to clear your browser junk; here's how: In Firefox, select the Library button, top right. From the dropdown, choose everything, check the Cookies and Cache boxes and press OK. Restart Firefox Now, you've checked for updates and cleared your browser junk, give Firefox a quick restart.
Restart your Mac If restarting Firefox didn't seem to help, then why not give your Mac a quick restart, too?
Check your extensions If Firefox is crashing on your Mac or becoming unresponsive, it's time to check your Add-ons. Here's how: Open Firefox and press the 3 lines Menu button, then select Add-ons. Now select Extensions to manage your Add-ons.
Toggle all of your extensions off by pressing the slider button next to each one. If you noticed Add-ons that you don't remember installing, jump to the next tip. Check for browser hijackers If Firefox has been acting unusually strange, with lots of pop-ups and weird add-ons that you don't remember installing, it could be a browser hijacker, also known as malware.
From the left sidebar, select Malware Removal. Click Scan. If anything is identified, you will be guided through the removal safely. Refresh Firefox If, after all of the above, Firefox is still slow on your Mac, try using the Firefox refresh feature; this will clear and reset Firefox, but saves your personal information like open tabs and bookmarks history, saved passwords, and cookies. Press the Refresh Firefox button top right.
Confirm to refresh the browser and restore it to the default settings. Reset Firefox So you've tried everything in this article, and the problem with Firefox crashing on your Mac persists; you could waste time deleting Firefox and reinstalling, or you could try a reset instead. The app I mentioned earlier, CleanMyMac X , has a convenient Uninstaller module, which allows you to reset apps to their original state completely, here's how: Launch the app, select Uninstaller from the left sidebar. Press the View All Applications button.
If not, update this web browser. Step 2: Choose About Firefox to see if it is up-to-date. If yes, you can see a message. If not, there will be an option for you to update the browser. You should also see if this web browser can start in Firefox Start Mode that temporarily disable hardware acceleration among other settings and turn off installed extensions that may stop Firefox from launching.
If you can run Firefox in Safe Mode , refer to this post - Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems. If Firefox crashes constantly, the reason behind it may be a broken extension. To fix this issue, you can restart with add-ons disabled in Safe Mode.
Sometimes Firefox crashes even in Safe Mode, thus, you can perform a clean install of Firefox in your Windows 10 computer. Step 4: Double-click the file and follow the on-screen wizards to finish the installation process.
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