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Release DateJuly 13, 2021
Release OwnerJulien Cristau
Corresponding ESR release 78.12.0
Nightly cycle length6 weeks
Beta cycle length6 weeks
Bugs fixed in nightly 1951
Uplifts in Beta89 (4 backouts)
Uplifts in RC3 (0 backouts)
Total number of uplifts92
Betas12
Release Candidates1
Dot releases2
Release notes Consumer notes Developer notes
Key Milestones
Nightly start April 19
Beta start June 1
90.0 July 13
90.0.1 July 19
90.0.2 July 22