If the Mozilla Firefox browser is not installing or updating on your Windows PC, use the below working fixes: Run the installer as an administrator. Download a fresh setup file.

Firefox ESR 115 will continue to be provided with security updates until March 2025 at least, which is the only option for users on outdated versions of Windows and macOS.

Firefox ESR 115 is only available to users on Windows 7 through 8.1 and macOS 10.12 through 10.14, and will only remain supported through to March 2025. (A final date for end of support is still ...

Firefox is a fast, full-featured Web browser. It offers great security, privacy, and protection against viruses, spyware, malware, and it can also easily block pop-up windows. The key features ...

I may be PC Gamer's last committed Firefox user, and so it falls to me to mark, with great pleasure and satisfaction, the venerable open-source browser's 100th birthday—that is, the release of ...