Firefox/Channels/Meetings/2026-10-22

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Channel Meeting Details

• Thursdays at 7:30am Pacific Time
• Past meeting notes: https://wiki.mozilla.org/Firefox/Channels/Meetings

Video/Teleconference Details

• Zoom Meeting ID: 536 097 768
• https://mozilla.zoom.us/j/536097768

REMEMBER

These notes are read by people who weren't able to attend the meeting. Please make sure to include links and context so they can be understood.

Attendees

dmeehan, RyanVM, dsmith, Mira, abodea, oardelean, tzsoldos, mboldan, ljanos, jgibbs, Aryx, dveditz

Schedule Update

• 158
  • Desktop 158.0.1 and Android Fenix/Focus 158.0.1 planned release live @ 100% rollout
  • Unplanned ESR 153.5.1, 115.43.1 live at 100% rollout
    • security incident
  • Unplanned Android Fenix/Focus 158.0.2 live at 100% rollout
• 159
  • Desktop & Android 159.0b5 live on beta @ 100% rollout
  • Desktop & Android 159 RC1 gtb delayed, hopefully on track for today
    • ESR 153.6 & 115.44 RCs will also require respins
    • Will start Android Fenix/Focus 159.0 5% Play Store rollout after signoff
  • iOS Firefox 159.0 scheduled to start phased rollout at 03:00 UTC on 2026-10-25
  • Firefox iOS 159.1 branches and Firefox iOS 159.1 gtb today due to the Friday wellness day
  • Next week is Fx159 go-live on 2026-10-27
• 160
  • Merge Day and 160.0b1 build1 gtb today
  • 160.0b1 goes live @ 50% on 2026-10-26

Release Quality Metrics

• https://bugdash.moz.tools/#tab.beta
  • No major known issues with the RC

Desktop Stability

Nightly

crash incidence (% of users experiencing a crash): 1.78% (+0.08pp compared to previous week)

Beta

crash incidence: 2.07% (-0.05pp)

Release

crash incidence: 1.09% (+0.04pp)

• Twitch: more broken reports than usual - could be https://bugzilla.mozilla.org/show_bug.cgi?id=2080876
  • this is part of the incident but not the full fix, same regressor
  • https://bugzilla.mozilla.org/show_bug.cgi?id=2082265 this should fix twitch in 159

QA

Nightly

• Nightly 161 new feature - test case design and documentation - in progress

Beta

• Uplift verification for Beta 160 features will start next week

Mobile

• Android / Mira
  • Build Signoffs Fenix & Focus
    • Beta 159.0b3 - sign-off status GREEN
    • Beta 159.0b4 - sign-off status GREEN
    • RC 158.0.1 - sign-off status GREEN
    • RC 158.0.2 - sign-off status GREEN
    • Beta 159.0b5 - sign-off status GREEN
  • Feature Testing
    • [QA-5878] Content Process Renaming - Nightly 160 - completed
    • [QA-5654][QA-5890] Search widget promotion & improvements - Nightly 160 testing - in progress
    • [QA-5817] Android - Listen to Page - Nightly 160 - in progress
    • [QA-5870] Make All wallpapers edge to edge - Nightly 160 - in progress
    • [QA-5859] Menu customization - Phase 0 - regression & exploratory testing - in progress
    • [QA-5663] [Sync Accounts Decoupling] Nightly Fx160 testing - status Green
• iOS
  • Build Signoffs
    • Firefox iOS v159.0 (78949) RC 2 - sign-off status GREEN
    • Focus iOS 159.0 (78730) RC - sign-off status GREEN
  • Feature Testing
    • [QA-5832] [iPhone Duo Simulator] - Exploratory testing - in progress
    • [QA-5561] iOS - Continuous Onboarding - in progress
    • [QA-5560] iOS - Account Pairing - not started
    • [QA-5558] iOS - Tab Collections - not started

Roundtable & Special Topics

• Mozilla is off on Friday for a wellness day