«  Firefox 58  »
Go to Release channel

Release DateJanuary 23, 2018
Release OwnerGerry Chang
Corresponding ESR releases 52.6.0 · · 115.-57.0?
Nightly cycle length7 weeks
Beta cycle length10 weeks
Bugs fixed in nightly 3965
Uplifts in beta317 (5 backouts)
Uplifts in RC26 (0 backouts)
Uplifts in dot releases9 (0 backouts)
Total number of uplifts352
Betas13
Release Candidates6
Dot releases2
Release notes Consumer notes Developer notes
Key Milestones
Nightly start September 28
Beta start November 17
58.0 January 23
58.0.1 Chemspill ? January 29
58.0.2 February 7