Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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Firefox does not show up in Windows browser list

jscher2000 -... replied
ninryu

Since the latest update Firefox doesn't show up in the browser list. I don't want to uninstall to reinstall because I have too many settings in my browser that I don't wish to reset. Please solve the problem.

Since the latest update Firefox doesn't show up in the browser list. I don't want to uninstall to reinstall because I have too many settings in my browser that I don't wish to reset. Please solve the problem.

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You do not have to uninstall in order to re-run the installer. It will detect your current installation and refresh its files. Your data should remain as it is now. But if you are not confident, you can make a backup: