The release, launched on February 9, 2021, was a minor update specifically focused on stability and fixing a critical startup deadlock issue (bug 1679933). As a "Quantum" version, it continued to utilize the high-speed Rust-based engine designed for performance and efficient memory management. Key Features of the Firefox 85 Series
: This version officially ended support for Adobe Flash, with no option to re-enable it. Offline Installer Benefits The release, launched on February 9, 2021, was
: It is ideal for installing Firefox on multiple computers as it avoids downloading the full setup files for each machine, saving bandwidth. Where to Find it Offline Installer Benefits : It is ideal for
: Mozilla maintains a directory of older versions for various operating systems (Windows, macOS, Linux) and languages. : Portals like AskVG often provide direct links
: Only the full offline installer offers the "Custom" setup option, allowing you to choose specific program folder locations and shortcut placements.
: Portals like AskVG often provide direct links to official Mozilla standalone installers.
While Mozilla prioritizes the latest version (currently 150.0), you can still find older versions: