This article clearly summarizes all dates for Firefox and Firefox ESR in 2023.
New major releases of Firefox usually appear every four weeks. In this way, innovations reach the end user more quickly, who does not have to wait many months for functions that have already been implemented.
Mozilla now has Firefox release dates for 2023 officially approved.
These are the Firefox release dates for 2023
Firefox 109, Firefox ESR 102.7
January 17, 2023 (5 weeks following Firefox 108)
Firefox 110, Firefox ESR 102.8
February 14, 2023 (4 weeks following Firefox 109)
Firefox 111, Firefox ESR 102.9
March 14, 2023 (4 weeks following Firefox 110)
Firefox 112, Firefox ESR 102.10
April 11, 2023 (4 weeks following Firefox 111)
Firefox 113, Firefox ESR 102.11
May 09, 2023 (4 weeks following Firefox 112)
Firefox 114, Firefox ESR 102.12
June 06, 2023 (4 weeks following Firefox 113)
Firefox 115, Firefox ESR 115.0, Firefox ESR 102.13
July 04, 2023 (4 weeks following Firefox 114)
Firefox 116, Firefox ESR 115.1, Firefox ESR 102.14
August 01, 2023 (4 weeks following Firefox 115)
Firefox 117, Firefox ESR 115.2, Firefox ESR 102.15
August 29, 2023 (4 weeks following Firefox 116)
Firefox 118, Firefox ESR 115.3
September 26, 2023 (4 weeks following Firefox 117)
Firefox 119, Firefox ESR 115.4
October 24, 2023 (4 weeks following Firefox 118)
Firefox 120, Firefox ESR 115.5
November 21, 2023 (4 weeks following Firefox 119)
Firefox 121, Firefox ESR 115.6
December 19, 2023 (4 weeks following Firefox 120)
