Firefox Portable 90 [top] Download May 2026

Exploring Firefox Portable 90: Features and Guide is a specialized version of the popular Mozilla Firefox browser designed to run entirely from a removable storage device, such as a USB flash drive or an external hard drive, without requiring installation on a host computer . This version, released in July 2021 , brought several key performance and security enhancements to the portable browsing experience. Key Features of Firefox 90

Improved private browsing by blocking third-party Facebook scripts until you specifically choose to "Log in with Facebook," providing a balance between privacy and functionality. firefox portable 90 download

The "Print to PDF" feature was updated to ensure that hyperlinks within the generated PDF remained clickable and functional. Exploring Firefox Portable 90: Features and Guide is