Release record
Release notes
Editorial synthesis with inline references and a source ledger when citations are available.
iOS 6.1.2 corrected an Exchange calendar defect that could generate excessive network activity and shorten battery life. Apple’s cumulative history does not attribute a separate security change to this release.[1]
Source ledger
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Documented & observed
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Release changes
Features, fixes, removals, and regressions first observed in this release record.
bugFix · fixed
The repair prevented the affected calendar synchronization behavior from generating unnecessary traffic and the resulting power consumption.
Recorded at Public
Milestones
Every recorded channel appearance in chronological order. Open an appearance for any available build, scope, notes, and sources.
Public release
iOS 6.1.2 was a focused Exchange calendar repair intended to stop excess network traffic and the associated battery drain.
Historical context
Pace, intervals, and duration compared with earlier releases on the same platform.
Historical avg for .1.2 releases
7 days, 2.0 milestones
Based on 1 previous iOS .1.2 releases
| Version | Year | Cycle | Milestones | Avg. Interval |
|---|---|---|---|---|
| iOS 12.1.2 | 2018 | 7d | 2 | 7d |
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