Firefox Desktop and Android releases Release dates for Firefox Desktop and Android. Includes major and minor releases. https://whattrainisitnow.com en-US Tue, 07 Apr 2026 13:00:00 +0000 1440 Firefox 149.0.2 Firefox release 149.0.2 shipped on April 7, 2026 https://www.mozilla.org/en-US/firefox/149.0.2/releasenotes/ https://www.mozilla.org/en-US/firefox/149.0.2/releasenotes/ Tue, 07 Apr 2026 13:00:00 +0000 Firefox 149.0.1 Firefox release 149.0.1 shipped on March 31, 2026<br>This is an Android-only release https://www.mozilla.org/en-US/firefox/android/149.0.1/releasenotes/ https://www.mozilla.org/en-US/firefox/android/149.0.1/releasenotes/ Tue, 31 Mar 2026 13:00:00 +0000 Firefox 149.0 Firefox release 149.0 shipped on March 24, 2026 https://www.mozilla.org/en-US/firefox/149.0/releasenotes/ https://www.mozilla.org/en-US/firefox/149.0/releasenotes/ Tue, 24 Mar 2026 13:00:00 +0000 Firefox 148.0.2 Firefox release 148.0.2 shipped on March 10, 2026 https://www.mozilla.org/en-US/firefox/148.0.2/releasenotes/ https://www.mozilla.org/en-US/firefox/148.0.2/releasenotes/ Tue, 10 Mar 2026 13:00:00 +0000 Firefox 148.0.1 Firefox release 148.0.1 shipped on March 2, 2026<br>This is an Android-only release https://www.mozilla.org/en-US/firefox/android/148.0.1/releasenotes/ https://www.mozilla.org/en-US/firefox/android/148.0.1/releasenotes/ Mon, 02 Mar 2026 13:00:00 +0000 Firefox 148.0 Firefox release 148.0 shipped on February 24, 2026 https://www.mozilla.org/en-US/firefox/148.0/releasenotes/ https://www.mozilla.org/en-US/firefox/148.0/releasenotes/ Tue, 24 Feb 2026 13:00:00 +0000 Firefox 147.0.4 Firefox release 147.0.4 shipped on February 16, 2026 https://www.mozilla.org/en-US/firefox/147.0.4/releasenotes/ https://www.mozilla.org/en-US/firefox/147.0.4/releasenotes/ Mon, 16 Feb 2026 13:00:00 +0000 Firefox 147.0.3 Firefox release 147.0.3 shipped on February 4, 2026 https://www.mozilla.org/en-US/firefox/147.0.3/releasenotes/ https://www.mozilla.org/en-US/firefox/147.0.3/releasenotes/ Wed, 04 Feb 2026 13:00:00 +0000 Firefox 147.0.2 Firefox release 147.0.2 shipped on January 27, 2026 https://www.mozilla.org/en-US/firefox/147.0.2/releasenotes/ https://www.mozilla.org/en-US/firefox/147.0.2/releasenotes/ Tue, 27 Jan 2026 13:00:00 +0000 Firefox 147.0.1 Firefox release 147.0.1 shipped on January 16, 2026 https://www.mozilla.org/en-US/firefox/147.0.1/releasenotes/ https://www.mozilla.org/en-US/firefox/147.0.1/releasenotes/ Fri, 16 Jan 2026 13:00:00 +0000 Firefox 147.0 Firefox release 147.0 shipped on January 13, 2026 https://www.mozilla.org/en-US/firefox/147.0/releasenotes/ https://www.mozilla.org/en-US/firefox/147.0/releasenotes/ Tue, 13 Jan 2026 13:00:00 +0000 Firefox 146.0.1 Firefox release 146.0.1 shipped on December 18, 2025 https://www.mozilla.org/en-US/firefox/146.0.1/releasenotes/ https://www.mozilla.org/en-US/firefox/146.0.1/releasenotes/ Thu, 18 Dec 2025 13:00:00 +0000 Firefox 146.0 Firefox release 146.0 shipped on December 9, 2025 https://www.mozilla.org/en-US/firefox/146.0/releasenotes/ https://www.mozilla.org/en-US/firefox/146.0/releasenotes/ Tue, 09 Dec 2025 13:00:00 +0000 Firefox 145.0.2 Firefox release 145.0.2 shipped on November 25, 2025 https://www.mozilla.org/en-US/firefox/145.0.2/releasenotes/ https://www.mozilla.org/en-US/firefox/145.0.2/releasenotes/ Tue, 25 Nov 2025 13:00:00 +0000 Firefox 145.0.1 Firefox release 145.0.1 shipped on November 18, 2025 https://www.mozilla.org/en-US/firefox/145.0.1/releasenotes/ https://www.mozilla.org/en-US/firefox/145.0.1/releasenotes/ Tue, 18 Nov 2025 13:00:00 +0000 Firefox 145.0 Firefox release 145.0 shipped on November 11, 2025 https://www.mozilla.org/en-US/firefox/145.0/releasenotes/ https://www.mozilla.org/en-US/firefox/145.0/releasenotes/ Tue, 11 Nov 2025 13:00:00 +0000 Firefox 144.0.2 Firefox release 144.0.2 shipped on October 28, 2025 https://www.mozilla.org/en-US/firefox/144.0.2/releasenotes/ https://www.mozilla.org/en-US/firefox/144.0.2/releasenotes/ Tue, 28 Oct 2025 13:00:00 +0000 Firefox 144.0.1 Firefox release 144.0.1 shipped on October 21, 2025<br>This is an Android-only release https://www.mozilla.org/en-US/firefox/android/144.0.1/releasenotes/ https://www.mozilla.org/en-US/firefox/android/144.0.1/releasenotes/ Tue, 21 Oct 2025 13:00:00 +0000 Firefox 144.0 Firefox release 144.0 shipped on October 14, 2025 https://www.mozilla.org/en-US/firefox/144.0/releasenotes/ https://www.mozilla.org/en-US/firefox/144.0/releasenotes/ Tue, 14 Oct 2025 13:00:00 +0000 Firefox 143.0.4 Firefox release 143.0.4 shipped on October 3, 2025 https://www.mozilla.org/en-US/firefox/143.0.4/releasenotes/ https://www.mozilla.org/en-US/firefox/143.0.4/releasenotes/ Fri, 03 Oct 2025 13:00:00 +0000 Firefox 143.0.3 Firefox release 143.0.3 shipped on September 30, 2025 https://www.mozilla.org/en-US/firefox/143.0.3/releasenotes/ https://www.mozilla.org/en-US/firefox/143.0.3/releasenotes/ Tue, 30 Sep 2025 13:00:00 +0000 Firefox 143.0.2 Firefox release 143.0.2 shipped on September 23, 2025<br>This is an Android-only release https://www.mozilla.org/en-US/firefox/android/143.0.2/releasenotes/ https://www.mozilla.org/en-US/firefox/android/143.0.2/releasenotes/ Tue, 23 Sep 2025 13:00:00 +0000 Firefox 143.0.1 Firefox release 143.0.1 shipped on September 19, 2025<br>This is a desktop-only release https://www.mozilla.org/en-US/firefox/143.0.1/releasenotes/ https://www.mozilla.org/en-US/firefox/143.0.1/releasenotes/ Fri, 19 Sep 2025 13:00:00 +0000 Firefox 143.0 Firefox release 143.0 shipped on September 16, 2025 https://www.mozilla.org/en-US/firefox/143.0/releasenotes/ https://www.mozilla.org/en-US/firefox/143.0/releasenotes/ Tue, 16 Sep 2025 13:00:00 +0000 Firefox 142.0.1 Firefox release 142.0.1 shipped on August 27, 2025 https://www.mozilla.org/en-US/firefox/142.0.1/releasenotes/ https://www.mozilla.org/en-US/firefox/142.0.1/releasenotes/ Wed, 27 Aug 2025 13:00:00 +0000 Firefox 142.0 Firefox release 142.0 shipped on August 19, 2025 https://www.mozilla.org/en-US/firefox/142.0/releasenotes/ https://www.mozilla.org/en-US/firefox/142.0/releasenotes/ Tue, 19 Aug 2025 13:00:00 +0000 Firefox 141.0.3 Firefox release 141.0.3 shipped on August 7, 2025 https://www.mozilla.org/en-US/firefox/141.0.3/releasenotes/ https://www.mozilla.org/en-US/firefox/141.0.3/releasenotes/ Thu, 07 Aug 2025 13:00:00 +0000 Firefox 141.0.2 Firefox release 141.0.2 shipped on August 5, 2025 https://www.mozilla.org/en-US/firefox/141.0.2/releasenotes/ https://www.mozilla.org/en-US/firefox/141.0.2/releasenotes/ Tue, 05 Aug 2025 13:00:00 +0000 Firefox 141.0.1 Firefox release 141.0.1 shipped on July 29, 2025<br>This is an Android-only release https://www.mozilla.org/en-US/firefox/android/141.0.1/releasenotes/ https://www.mozilla.org/en-US/firefox/android/141.0.1/releasenotes/ Tue, 29 Jul 2025 13:00:00 +0000 Firefox 141.0 Firefox release 141.0 shipped on July 22, 2025 https://www.mozilla.org/en-US/firefox/141.0/releasenotes/ https://www.mozilla.org/en-US/firefox/141.0/releasenotes/ Tue, 22 Jul 2025 13:00:00 +0000