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Release record

macOS 15.3

Full article
Public release
Recorded milestones
5
Beta cycle
42d
Average interval
11d
Public release
Jan 27, 2025

Release notes

Overview

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

Release overview

macOS 15.3 added Genmoji creation, repeat-equals behavior in Calculator, and clearer controls and presentation for notification summaries. [1]Apple temporarily suspended summaries for News & Entertainment apps while keeping the broader notification-summary system available.[2]

Defaults and management

Apple Intelligence became enabled by default during supported setup and upgrade flows, while MDM added controls for external intelligence accounts and Notes transcript summaries. [3]The SDK also corrected keyboard-event handling for text fields and editors inside NavigationSplitView.[4]

Source ledger

References

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

  1. What's new in the updates for macOS Sequoia 15

    Apple Support · 2026-07-29 · macOS Sequoia 15.3

    Back to text ↑
  2. What's new in the updates for macOS Sequoia 15

    Apple Support · 2026-07-29 · macOS Sequoia 15.3 — notification summaries

    Back to text ↑
  3. What's new for enterprise in macOS Sequoia

    Apple Support · 2026-07-29 · macOS Sequoia 15.3

    Back to text ↑
  4. macOS Sequoia 15.3 Release Notes

    Apple Developer · 2026-07-29 · SwiftUI — Resolved Issues

    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

SwiftUI key-press handling fix

documentedconfirmed

A keyboard-event failure affecting text controls embedded in NavigationSplitView was corrected for developers.

Recorded at Public

  1. [1] macOS Sequoia 15.3 Release Notes · SwiftUI — Resolved Issues

enhancement · changed

External-intelligence account policy

documentedconfirmed

Organizations gained tighter identity and feature policy around ChatGPT-linked requests and AI-generated transcript summaries.

Recorded at Public

  1. [1] What's new for enterprise in macOS Sequoia · macOS Sequoia 15.3

enhancement · changed

Refined notification-summary controls

documentedconfirmed

Users could manage summaries more directly, identify summarized alerts more easily, and were informed of a temporary category-specific suspension.

Recorded at Public

  1. [1] What's new in the updates for macOS Sequoia 15 · macOS Sequoia 15.3 — notification summaries

behavior · changed

Apple Intelligence enabled by default during setup

documentedconfirmed

The onboarding default changed from opt-in behavior to automatic enablement on supported devices, subject to management controls.

Recorded at Public

  1. [1] macOS Sequoia 15.3 Release Notes · Apple Intelligence — New Features

enhancement · changed

Repeat the last Calculator operation

documentedconfirmed

Repeated equals presses now apply the last operation again, matching a familiar calculator interaction.

Recorded at Public

  1. [1] What's new in the updates for macOS Sequoia 15 · macOS Sequoia 15.3 — Calculator

Milestones

Release history

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

  2. +22 days
  3. +9 days
  4. +5 days
  5. +6 days

    Public release

    Public

    Source-linked recordEditorially verified

    The public macOS 15.3 release added Genmoji, refined notification summaries, changed the Apple Intelligence setup default, and included targeted Calculator, networking, and SwiftUI fixes.

    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

58 days, 5.0 milestones

Based on 1 previous macOS .3 releases

Cycle vs. platform average

42d (avg: 106d)

64 days shorter than the macOS average

Duration ranking

#22 of 27

Middle of the pack macOS beta cycles

Longest gap in this cycle

22 days

Between Beta 1 and Beta 2

Previous .3 releases (macOS)

Previous comparable macOS releases
VersionYearCycleMilestonesAvg. Interval
macOS 26.3202658d515d

Scroll horizontally to compare every historical field.

Official release notes