Mozilla Firefox is the comprehensive and prominent web browser used in Windows 7/8/10. If you are a Firefox user, it opens for a second and then, immediately closes. Sometimes, Firefox opens for a few minutes but crashes finally.

So, you have encountered Firefox damage on Windows 10 when you opened it. Various reasons are responsible for this error, like mismatched cache, wrong installation files, a broken add-on, and outdated software. Before going to any solution, you must call Firefox customer service to fix this issue. A technical representative will assist you with appropriate solutions to troubleshoot this problem.

Methods To Fix Mozilla Firefox Crashes On Windows 10

Many preventive methods are given below to fix Mozilla Firefox keeps on crashing Windows 10.

• Verify Firefox Client Is Up-to-Date

Few software development bugs give rise to strange behavior. A new version will fix Firefox crashing bugs. If Firefox crashes continuously, you can check the outdated version. If it is not updated, update Mozilla Firefox.

1. In Mozilla, press on the three lines menu and press Help.
2. Select ‘About Firefox’ to check if it is updated. If yes, see the message. If not, look at the option to update the browser.

• Look If You Can Start Firefox In A Safe Mode

If you start Firefox in a safe mode that temporarily disables hardware acceleration and switch-off installed extensions, it will prevent you from launching.

• Restart With Deactivated Add-Ons

A broken extension can also be the other reason behind this issue. To troubleshoot this error, you can restart disabled add-ons in a safe mode. In Firefox, move to its menu, locate to Help>Restart with Add-Ons Disabled, and press Restart.

• Uninstall and Reinstall Firefox

If Firefox crashes in a safe mode, then there are steps given to remove it.

• Move to Control Panel>Uninstall A Program to delete Firefox from your system.
• In file explorer, go to C:\Program Files\Mozilla Firefox to delete the installation folder.
• Visit the official website of Mozilla Firefox and download the .exe file.
• Press double-click on the file and follow the on-screen instructions to complete the installation process.

• Delete Firefox Cache

Websites cache helps to decrease the loading time. A mismatched cache computing can cause a missing cache and give rise to various problems. If the cache is damaged, Firefox keeps crashing on Windows 10.

To troubleshoot the issue, you can remove the cache

• Press the ‘Menu’ and select ‘Library>History>Clear Recent History.’
• Configure the range to ‘Everything’ and select all checkboxes. Then, press ‘Clear Now.’

Additionally, you can delete the Firefox cache in File Explorer

• Click ‘Win+R’, enter C:\Users\User_Name\AppData\Local and press ‘Ok’. ‘User_Name’ must be replaced with your name.
• Navigate the ‘Mozilla Folder’ and move to ‘Firefox>Profiles.
• Open ‘.default-release’ folder and remove cache2, jumpListCache, OfflineCache, startupCache folders.

After following the above methods, you must dial Mozilla support to fix this issue. The technical helpdesk is opened all the time 24/7 hours to fix this issue. A technical member will provide you appropriate solutions to fix Mozilla Firefox crashes error.