Firefox/Channels/Meetings/2026-01-29

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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, abodea, apetridean, Mira, atrif, cbadau, dsmith, snegritas, mchiorean, Aryx, epopescu, dveditz, jgibbs, tzsoldos,

Schedule Update

• 147
  • Desktop & Android 147.0.2 planned dot release live @ 100% rollout
  • There will be a Desktop & Android 147.0.3 dot release next week
    • Main driver is #interop2025-stable-score-options (slack channel)
    • Will build on 2026-02-03, aiming to ship on the 4th
  • Firefox iOS 147.3 on track to start phased rollout on 2026-02-01
• 148
  • Desktop 148.0b9 gtb tomorrow @ 100% rollout
    • This is the final Early Beta build of the cycle
  • Android 148.0b9 gtb tomorrow @ 99% rollout
    • Bumping to 100% pending QA sign-off
• 149
  • No updates

Release Quality Metrics

• https://mozilla-hub.atlassian.net/wiki/spaces/FIREFOX/pages/277284167/Beta+Quality+Metrics

Desktop Stability

Nightly

crash incidence (% of users experiencing a crash): 2.71% (-0.03pp compared to previous week) - Linux 4.27%

• Crash in [@ webrender::render_task::render_task_sanity_check]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=2011700
  • fixed on autoland

Beta

crash incidence: 1.99% (-0.09pp) - Linux 3.36%

• Crash in [@ nsDocShell::ShouldDoInitialAboutBlankSyncLoad]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=2013289
  • needinfoed developer if it is already fixed in a different bug

Release

crash incidence: 1.04% (+0.01pp) - Linux 1.55%

Mobile Stability

• frequent Crash in [@ mozilla::dom::syncedcontext::Transaction<T>::Commit | mozilla::dom::BrowsingContext::SetOpenerPolicy]
  • https://bugzilla.mozilla.org/show_bug.cgi?id=1981758
  • not new
  • developer assigned

QA

Aurora / Dev Edition

• DevEd functional testing -> Testing is completed with GREEN status

Beta

• Recurring testing
  • Functional testing -> On track, no new bugs so far
• New feature testing
  • Pre-Release testing started -> Reports scheduled for EO Feb 4th

Mobile

• Android
  • Build Signoffs Fenix & Focus
    • Dot release 147.0.2 - status GREEN
    • Beta 148.0b6 - status GREEN
    • Beta 148.0b7 - status GREEN
    • Beta 148.0b8 - status GREEN
  • Feature Testing
    • [QA-4331] Crash reporter - Nightly 149 - In progress
    • [QA-4802] Search tabs in Firefox for Android - Nightly 149 - GREEN

• iOS
  • Build Signoffs
    • Firefox iOS v147.2 (67273) RC2 - Sign-off GREEN
    • Firefox iOS v147.2.1 (67273) Dot Release 1 - Sign-off Green
    • Firefox iOS v147.3 (67285) RC1 - Sign-off GREEN
    • Firefox iOS v147.3 (67455) RC2 - Sign-off YELLOW
  • Feature Testing
    • [QA-4654] iOS Relay Phase 1 - Test Planning