Mozilla Firefox 65.0.2 Releases: Bug fixes

Mozilla Firefox 65

The desktop and Android versions of Mozilla Firefox Quantum 65 are officially released, and this release offers some new features, as well as a variety of other variations. This update brings a variety of improvements and new features, including support for WebP image formats, changing the display language of the Firefox UI in the options page, providing Handoff support on macOS, allowing users to continue browsing sessions on Mac computers from iOS devices, ability to scroll through tabs in the Linux tab bar and use the AV1 video codec on Windows.

Mozilla now allows Windows users to install this web browser through the MSI installer. Firefox 65.0.2 also introduces enhanced security for Linux, Android, and macOS platforms.



  • Fixed an issue with geolocation services affecting Windows users
  • Fixed accidental requests to when an addon recommendation doorhanger is shown (bug 1526387)
  • Improved playback of interactive Netflix videos (bug 1524500)
  • Fixed color management not working on macOS (bug 1506495)
  • Fixed incorrect sizing of the “Clear Recent History” window in some situations (bug 1523696)
  • Fixed audio & video delays while making WebRTC calls (bug 1521577 & bug 1523817)
  • Fixed video sizing problems during some WebRTC calls (bug 1520200)
  • Fixed looping CONNECT requests when using WebSockets over HTTP/2 from behind a proxy server (bug 1523427)
  • Fixed the “Enter” key not working on password entry fields for certain Linux distributions (bug 1523635)
  • Various stability and security fixes.


Made support for <meta> viewport tags in Responsive Design Mode, initially enabled in Firefox 64, pref-controlled and off by default (bug 1521814). To restore the previous behavior, change the devtools.responsive.metaViewport.enabled pref to true.