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Release record

watchOS 8.3

Full article
Public release
Recorded milestones
6
Beta cycle
47d
Average interval
9d
Public release
Dec 13, 2021

Release notes

Overview

Editorial synthesis with inline references and a source ledger when citations are available.

Release overview

watchOS 8.3 was released on December 13, 2021. Apple documented support for the Apple Music Voice Plan, App Privacy Report recording of data and sensor access, and a fix for notifications interrupting Mindfulness sessions.[1][2]

Evidence boundary

The version-specific security advisory adds fixes across audio, proxies, image and font handling, contacts and game data, the kernel, Sandbox, privacy controls, and WebKit. No additional consumer or undocumented changes are claimed.[3][2]

Source ledger

References

Sources are linked to the claims they support. Publication and access dates are shown when available.

  1. About the security content of watchOS 8.3

    Apple Support · Apple · 2021-12-13T00:00:00.000Z · Released December 13, 2021

    Back to text ↑
  2. About watchOS 8 Updates

    Apple Support · Apple · 2026-07-29 · watchOS 8.3

    Back to text ↑
  3. About the security content of watchOS 8.3

    Apple Support · Apple · 2021-12-13T00:00:00.000Z · Audio; CFNetwork Proxies; ImageIO; Kernel; Sandbox; TCC; WebKit

    Back to text ↑

Documented & observed

Changes in this version

Source-linked features, fixes, known issues, removals, and community-observed behavior recorded across this version’s appearances and verified builds.

Release changes

Changed in this release

Features, fixes, removals, and regressions first observed in this release record.

bugFix · fixed

Mindfulness notification interruption fix

documentedconfirmed

Apple corrected a condition in which incoming notifications could break the intended focus of an active Mindfulness session.

Recorded at Public

  1. [1] About watchOS 8 Updates · watchOS 8.3 — Mindfulness notification fix

security · fixed

watchOS 8.3 security repairs

documentedconfirmed

Apple's advisory documents fixes in Audio, CFNetwork Proxies, ColorSync, CoreAudio, Crash Reporter, Game Center, ImageIO, the kernel, Messages, Sandbox, SQLite, TCC, and WebKit.

Recorded at Public

  1. [1] About the security content of watchOS 8.3 · Audio; CFNetwork Proxies; ColorSync; CoreAudio; Crash Reporter; Game Center; ImageIO; Kernel; Messages; Sandbox; SQLite; TCC; WebKit

security · introduced

App Privacy Report activity

documentedconfirmed

The update enabled watchOS app activity involving data and sensors to appear in the user's App Privacy Report.

Recorded at Public

  1. [1] About watchOS 8 Updates · watchOS 8.3 — App Privacy Report

compatibility · introduced

Apple Music Voice Plan

documentedconfirmed

watchOS 8.3 added support for Apple's voice-directed Apple Music subscription option on Apple Watch.

Recorded at Public

  1. [1] About watchOS 8 Updates · watchOS 8.3 — Apple Music Voice Plan

Milestones

Release history

Every recorded channel appearance in chronological order. Open an appearance for any available build, scope, notes, and sources.

  2. +13 days
  3. +7 days
  4. +16 days
  5. +5 days
  6. +6 days

    Public release

    Public

    Full articleEditorially verified

    watchOS 8.3 reached the public channel on December 13, 2021 with Apple Music Voice Plan support, App Privacy Report data collection, a Mindfulness notification fix, and security repairs.

    Availability
    available
    Sources
    7 linked
    Open this appearance

Historical context

Cycle comparison

Pace, intervals, and duration compared with earlier releases on the same platform.

Historical avg for .3 releases

49 days, 4.6 milestones

Based on 5 previous watchOS .3 releases

Cycle vs. platform average

47d (avg: 58d)

11 days shorter than the watchOS average

Longest gap in this cycle

16 days

Between Beta 3 and Beta 4

Previous .3 releases (watchOS)

Previous comparable watchOS releases
VersionYearCycleMilestonesAvg. Interval
watchOS 7.3202141d414d
watchOS 5.1.3201943d414d
watchOS 4.3201863d711d
watchOS 3.2.3201764d516d
watchOS 3.1.3201733d317d

Scroll horizontally to compare every historical field.

Official release notes