Hello, In order to better assist you with your issue please provide us with a screenshot. If you need help to create a screenshot, please see [[How do I create a screenshot of my problem?]] Once you've done this, attach the saved screenshot file to your forum post by clicking the '''Browse...''' button below the ''Post your reply'' box. This will help us to visualize the problem. Thank you! ------------------------------ *1 '''[http://www.mozilla.org/en-US/firefox/all/ Download Firefox Full Installer For All languages And Systems]v39''' {web link} *2 '''[https://support.mozilla.org/en-US/kb/uninstall-firefox-from-your-computer Uninstall Firefox from your computer]''' {web link}<br>DO NOT remove your profiles. *3 After, reboot the computer. Then run the full installer. *3 After rebooting the computer, run a registry scanner. Then run the installer.