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Release DateOctober 13, 2026
Release OwnerDianna Smith
Corresponding ESR releases 153.5.0 · 115.43.0?
Nightly cycle length2 weeks
Beta cycle length2 weeks
Bugs fixed in nightly 1759
Uplifts in beta76 (0 backouts)
Uplifts in RC0 (0 backouts)
Uplifts in dot releases0 (0 backouts)
Total number of uplifts76
Betas5
Release Candidates2
Dot releases2
Release notes General · Developer · Enterprise
Key Milestones
Nightly start September 15
Beta start September 28
158.0 October 13
158.0.1 October 20
158.0.2 Android-only October 21
Key Milestones
158.0 October 12
158.1 October 19
158.2 October 26
158.3 November 2