Firefox 115 ESR is the absolute last version that will run on Windows 7.
This version will continue to receive critical security patches until August 2026 . After this date, browsing on Windows 7 will become significantly riskier. Where to Download Firefox Portable for Windows 7 download firefox portable for windows 7
One of the biggest perks of the portable version is that it doesn't mess with your system registry or local files. Mozilla Firefox, Portable Edition | PortableApps.com Firefox 115 ESR is the absolute last version
Standard Firefox updates ended for Windows 7 in early 2023. To continue supporting these users, Mozilla transitioned Windows 7, 8, and 8.1 users to the . Mozilla transitioned Windows 7
To get a version that is optimized for Windows 7 and doesn't require a traditional installation, use the following reputable sources: