The 77.x release focused on accessibility, performance for Windows users, and streamlined developer tools:
While the official Firefox homepage only offers the latest version, you can access older releases through the official Mozilla FTP Archive . Install an older version of Firefox - Mozilla Support
It introduced the String.prototype.replaceAll() JavaScript API and made significant improvements to the speed and reliability of the JavaScript debugger and source map support. mozilla firefox 77.x download
Released just one day later on June 3, 2020, to fix a specific issue where "DNS over HTTPS" (DoH) was being automatically selected during a test, which could lead to deployment issues for some users. How to Download Firefox 77.x
Mozilla fixed several long-standing issues for screen reader users, such as making the applications list in Firefox Options more accessible and fixing missing labels for date/time inputs. The 77
A new about:certificate page was introduced, making it easier for users to view and manage web certificates directly in the browser.
This version expanded the rollout of Mozilla's GPU-based 2D rendering engine to Windows 10 laptops with Nvidia GPUs, significantly improving graphics performance. How to Download Firefox 77
Mozilla Firefox 77.0 was a notable milestone in the browser's history, released on June 2, 2020. While the "77.x" series is no longer the current version, users often seek it for legacy compatibility with specific web tools or for testing environments.
For users in the UK, Firefox 77 added Pocket recommendations to the "New Tab" page to highlight popular online stories. Version History: 77.0 vs. 77.0.1 Firefox 77.0: The initial major release on June 2, 2020.