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Release DateApril 19, 2017
Release OwnerLiz Henry
Nightly cycle length6 weeks
Beta cycle length6 weeks
Uplifts in BetaData cannot be extracted from mercurial (missing HG tags)
Uplifts in RC9 (2 backouts)
Total number of uplifts9
Betas9
Release Candidates6
Dot releases2
Release notes Consumer notes Developer notes
Corresponding ESR releases 52.1.0 45.8.0
Key Milestones
Nightly start January 24
Beta start March 8
53.0 April 19
53.0.1 July 18
53.0.2 May 5