Firefox/Channels/Meetings/2026-04-16

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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

Dbarladeanu, Mira, dmeehan, oardelean, atrif, btot, epopescu, Aryx, aflorinescu, dveditz, RyanVM

Schedule Update

• 149
  • No dot release on the radar before Fx150 go-live
• 150
  • Desktop & Android 150.0b10 live on beta @ 100% rollout
  • Desktop & Android 150 RC1
    • Android Fenix/Focus 150.0 5% Play Store rollout
  • ESR 140.1 pending release
  • iOS Firefox/Focus 150.0 RC2 scheduled to start phased rollout at 03:00 UTC on 2026-04-19
  • Firefox iOS 150.1 branches and Firefox iOS 150.1 gtb tomorrow
  • Next week is Fx150 go-live on 2026-04-21
• 151
  • String freeze starts tomorrow
  • Merge Day and 151.0b1 build1 gtb next week on Monday 2026-04-20

Release Quality Metrics

• https://bugdash.moz.tools/#tab.beta

Desktop Stability

Nightly

crash incidence (% of users experiencing a crash): 3.24% (+0.19pp compared to previous week)

• especially driven by macOS and https://bugzilla.mozilla.org/show_bug.cgi?id=2019599 (fixed) and https://bugzilla.mozilla.org/show_bug.cgi?id=1675068

[@ AsyncShutdownTimeout | profile-change-teardown | ServiceWorkerShutdownBlocker: shutting down Service Workers ]

• • https://bugzilla.mozilla.org/show_bug.cgi?id=1675068
  • crash volume multiplied over the past two weeks
  • contained to Nightly
  • developer needinfoed

Beta

crash incidence: 1.92% (-0.27pp)

Release

crash incidence: 1.01% (+/-0pp)

QA

Nightly

• Recurring testing
  • Nightly 151 pre-merge smoke testing → On track, no new bugs so far
  • Nightly 151 regression search testing → On track, no new bugs so far

Beta/RC

• RC1 150.0 build validation testing - completed - GREEN status
• RC1 ESR 140.10.0 build validation testing - completed - GREEN status
• RC1 ESR 115.35.0 build validation testing - completed - GREEN status

Mobile

• Android / Mira
  • Build Signoffs Fenix & Focus
    • Beta 150.0b8 - status GREEN
    • Beta 150.0b9 - status GREEN
    • Beta 150.0b10 - status GREEN
    • RC 150.0 build 1 - status GREEN

• • Feature Testing
    • [QA-4331] Crash reporter - Beta 150 - sign-off with status GREEN
    • [QA-5121] Continuous onboarding - Nightly 151 - sign-off with status GREEN
    • [QA-5098] Android - AI Controls/AI Switch - test cases creation in progress
    • [QA-5021] Android Tab Groups - test cases sent for review - waiting for devs
    • [QA-3953] DMA choice screen validation - April - Italy region -Pixel device - done

• iOS
  • Build Signoffs
    • Firefox iOS 150.0 (70450) - Release Candidate 2 - status [GREEN]
    • Focus iOS 150 (70296) - Release Candidate - status [GREEN]

• • Feature Testing
    • [QA-5130] -Shake To Summarize - Phase 2 - Badge Icon - testing results sent

Roundtable & Special Topics

• Fx150 Dot Releases for all the things planned for April 28 and May 7th
• May 1 public holiday in many European countries (Romania, France, Germany)