Firefox/Channels/Meetings/2026-11-05

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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, ljanos, dsmith, oardelean, RyanVM, dbarladeanu, gasofie, Aryx,jgibbs, btot, dveditz

Schedule Update

• 159
  • Desktop 159.0.1 and Android Fenix/Focus 159.0.1 planned release live @ 100% rollout
  • No dot release on the radar before Fx160 go-live
• 160
  • Desktop & Android 160.0b5 live on beta @ 100% rollout
  • Desktop & Android 160 RC1 ready for QA
    • Will start Android Fenix/Focus 160.0 5% Play Store rollout later today
  • ESR 115.45 and 153.7 are pending release
  • iOS Firefox 160.0 scheduled to start phased rollout at 03:00 UTC on 2026-11-08
  • Firefox iOS 160.1 branches and Firefox iOS 160.1 gtb tomorrow
  • Next week is Fx160 go-live on 2026-11-10
• 161
  • Merge Day and 161.0b1 build1 gtb today
    • We have infra problems (bug 2089531), gtb might be delayed to tomorrow
  • 161.0b1 goes live @ 50% on 2026-11-09

Release Quality Metrics

• https://bugdash.moz.tools/#tab.beta

Desktop Stability

Nightly

crash incidence (% of users experiencing a crash): 1.82% (+0.08pp compared to previous week)

Beta

crash incidence: 1.85% on Nov 1 (-0.32pp)

Release

crash incidence: 1.06% (+/-0pp)

Mobile Stability

Release

• Crash in [@ mozilla::dom::syncedcontext::Transaction<T>::Commit | mozilla::dom::BrowsingContext::SetOpenerPolicy]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1981758
  • pending triage
• Crash in [@ java.lang.OutOfMemoryError: at android.os.Message.obtain(Message.java)]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=2089609
  • crash volume increased steadily
  • triage owner needinfoed

QA

Nightly

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

Beta

• Uplift verification for Beta 160 features will start next week

Mobile

[ljanos]

• Android
  • Build Signoffs Fenix & Focus
    • Beta 161.0b3- sign-off status GREEN
    • Beta 161.0b4 - sign-off status GREEN
    • Beta 161.0b5 - sign-off status GREEN
    • RC 159.0.1 - sign-off status GREEN
    • RC 160.0 - sign-off status GREEN

• • Feature Testing
    • [QA -5999] Android - REdownloads tracking - Nightly 161 (Green)
    • [QA - 5898] PDF Signatures - Nightly 161 – in progress
    • [QA-5899] Collections to Tab Groups migration - Beta 160 - in progress
    • [QA-5817] [Android] - Android - Listen to Page - Nightly 161 (Green)
    • [QA-4205] [Android] - Homepage as a New Tab - Nightly 161 (Yellow)
    • [QA-5922] Android: Weekly Privacy Report Notifications - Beta 160 (Yellow)

• iOS
  • Build Signoffs
    • Firefox iOS 160.0 (79537) - Release Candidate 1- status [GREEN]
    • Focus iOS 160.0 (79546) - Release Candidate 1- status [GREEN]

• • Feature Testing
    • [QA-5964] - Quick Answers phase 2 - New opt-in redesign - nightly testing in progress
    • [QA-6023] - Quick Answers phase 3 - Follow up - nightly testing in progress

Roundtable & Special Topics

• 2026-11-11 is a public holiday in several regions