Version RecordIndependent release archive
Menu

Release appearance

iPadOS 15.4 Public

Full article
Public release

Recorded context

About this appearance

iPadOS 15.4 reached the public release channel on March 14, 2022. iPadOS 15.4 introduced Universal Control and expanded communication, Siri, keyboard, camera, and volume-control behavior. This article records the public appearance only and does not attribute cumulative notes to an earlier beta.

Date
Mar 14, 2022
Availability
available
Revision
No

Release notes

What changed

Original editorial synthesis. Linked references appear with the claims they support and in the source ledger.

Public release

Apple’s dated release record places iPadOS 15.4 on March 14, 2022. This article records that public appearance only and does not assign the cumulative version notes to any preceding beta.[1][2]

What changed

Universal Control was the defining iPad feature, allowing a nearby Mac’s keyboard, mouse, or trackpad to work across supported Macs and iPads.[1][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 iOS 15.4 and iPadOS 15.4

    Apple Support · Apple · 2023-10-31T00:00:00.000Z · iOS 15.4 and iPadOS 15.4 — Released March 14, 2022

    Back to text ↑
  2. About iPadOS 15 Updates

    Apple Support · Apple · 2026-05-28T00:00:00.000Z · iPadOS 15.4

    Back to text ↑
  3. About the security content of iOS 15.4 and iPadOS 15.4

    Apple Support · Apple · 2023-10-31T00:00:00.000Z · iOS 15.4 and iPadOS 15.4 — security content

  4. About iPadOS 15 Updates

    Apple Support · Apple · 2026-05-28T00:00:00.000Z · iPadOS 15.4 — Emoji and Siri

  5. About iPadOS 15 Updates

    Apple Support · Apple · 2026-05-28T00:00:00.000Z · iPadOS 15.4 — Universal Control

  6. About iPadOS 15 Updates

    Apple Support · Apple · 2026-05-28T00:00:00.000Z · iPadOS 15.4 — Volume controls, Camera, Keyboard, and Scribble

Release changes

Changed in this release

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

feature · introduced

Universal Control

documentedconfirmed

The release added cross-device pointer and keyboard control, including drag-and-drop between supported devices.

  1. [1] About iPadOS 15 Updates · iPadOS 15.4 — Universal Control

enhancement · changed

New emoji and Siri voice options

documentedconfirmed

New emoji arrived with an additional Siri voice and more offline time-and-date responses.

  1. [1] About iPadOS 15 Updates · iPadOS 15.4 — Emoji and Siri

enhancement · changed

Rotation-aware controls and input refinements

documentedconfirmed

The update refined physical controls and text-entry workflows across supported iPads.

  1. [1] About iPadOS 15 Updates · iPadOS 15.4 — Volume controls, Camera, Keyboard, and Scribble