See what’s new in Firefox!

Release Notes tell you what’s new in Firefox. As always, we welcome your feedback. You can also file a bug in Bugzilla or see the system requirements of this release.

Download Firefox — English (US)

Your system may not meet the requirements for Firefox, but you can try one of these versions:

Download Firefox — English (US)

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

148.0.2 Firefox Release

Version 148.0.2, first offered to Release channel users on March 10, 2026

Fixed an issue where searches entered in the Firefox Home search field were incorrectly redirected to the address bar for some users who had disabled search handoff behavior via advanced settings. (Bug 2017049)
Fixed an issue where some web-based rich text editors stopped applying formatting, such as bold or italic. (Bug 2020927)
Fixed an issue where videos could autoplay unexpectedly on YouTube despite autoplay being blocked, particularly impacting screen reader users. (Bug 2020233)
Fixed an issue that caused some absolutely positioned elements meant to be centered, for example, using margin: auto with inset: 0, to appear left-aligned on initial load. (Bug 2017440)
Fixed an issue where the “Switch to Tab” suggestion in the address bar appeared blank for pages without a title. (Bug 2020341)
Fixed an issue that could reduce video quality on Windows systems using NVIDIA GPUs with Video Super Resolution enabled. (Bug 2019515)
Various security fixes.

Download Firefox — English (US)

Your system may not meet the requirements for Firefox, but you can try one of these versions:

Download Firefox — English (US)

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.