Releases/Firefox 66

Information and links to do with Firefox 66. This may be useful for Mozilla contributors actively working on the release. It is also a record for future reference.

About the 66 release

• Release owner: Liz Henry (:lizzard)
• Corresponding ESR release: 60.6.0
• Milestones document for the 66 cycle timeline from Nightly to release.
• Test Plan: Details of testing from QA.
• Fennec 66 test plan Firefox for Android testing.
• Working notes - Informal working notes and a list of useful dashboards for release managers.
• * All shield studies for 66
• Postmortem notes, 2 weeks after the release.

Release checklists

• Working checklists for 66
• ESR 60 checklists
• Blank checklist templates

Dates of 66 releases

66.0a1 Nightly

• First released: 10 Dec 2018
• Release notes
• Fennec: 10 Dec 2018

66 Beta

• 66.0b1 dev ed release on aurora channel 22 Jan 2019
• 66.0b3 Beta release on beta channel: 29 Jan 2019
• Release notes draft - staging - final
• Fennec release notes: staging - final

66.0 Release

• 19 March 2019
  • desktop: https://www.mozilla.org/firefox/66.0/releasenotes/
  • fennec: https://www.mozilla.org/firefox/android/66.0/releasenotes/

66.0.1 Release

• 22 March 2019 - response to pwn2own
  • desktop: https://www.mozilla.org/firefox/66.0.1/releasenotes/
  • fennec: https://www.mozilla.org/firefox/android/66.0.1/releasenotes/

66.0.2 Release

• 27 March 2019
• Webcompat - keypress events in cloud apps; Win10; crash fixes; openh264
  • https://www.mozilla.org/firefox/66.0.2/releasenotes/
  • https://www.mozilla.org/firefox/android/66.0.2/releasenotes/

66.0.3 Release

• 10 April 2019
• Keypress events in cloud apps, Win10, html5 game perf
  • https://www.mozilla.org/firefox/66.0.3/releasenotes/

66.0.4 Release

• 5 May 2019
• Add-on cert expiration issue (Armagadd-on)
  • https://www.mozilla.org/en-US/firefox/66.0.4/releasenotes/

Queries

• 66 tracking:+ https://mzl.la/2zWwiEO
• 66 tracking:? https://mzl.la/2PwDEUw (total tracked during cycle: 437, https://mzl.la/2UXooYE)
• 66 burndown https://mzl.la/2Qr03b5
• No 66 status https://mzl.la/2PxsOOe
• 66 features : https://mzl.la/2RYB0sA
• Fixed in 66 cycle: https://mzl.la/2zRl8kY (This will be a big query) 3497
• Relnote 66: https://mzl.la/2C5CoEq
• Unassigned tracking 66: https://mzl.la/2C5CoEq
• Total uplifts for beta 66: https://mzl.la/2TE7ZUd 328
• Beta uplift requests for geckoview: https://mzl.la/2LeW5g4
• Beta uplift requests for Firefox/Fennec: https://mzl.la/2i18KZu
• Waiting to land on m-b: https://mzl.la/2F9DAbj (this is out of date during RC week; use m-r instead)
• Waiting to land on m-r: https://mzl.la/2u3WIkD