We tested the file Firefox Setup 91.0.1.exe with 23 antivirus programs and it turned out 100% clean. Firefox is available to all software users as a free download for Windows. This download is licensed as freeware for the Windows (32-bit and 64-bit) operating system/platform without restrictions.
As a non-profit, Mozilla has a simple mission with its Firefox project and that is to make a browser that isn't just fast and standards-compliant, but also completely free. What is Firefox 91.0.1 ? Firefox is a fast, modern and highly functional web browser that supports all of the most common web formats along with the standards that every mainstream browser adheres to.
