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Release appearance

iOS 12.1.1 Public

Source-linked record
Public release

Recorded context

About this appearance

The public iOS 12.1.1 release expanded notification, eSIM, FaceTime, RTT, and HomePod behavior, corrected several reliability problems, and introduced a stricter TLS certificate policy.

Date
Dec 5, 2018
Availability
available
Revision
No

Chronology evidence

Appearance sources

These sources support the recorded date, channel, or availability. A researched release-notes article has not been added.

  1. About iOS 12 Updates

    Apple Support · 2026-07-29 · iOS 12.1.1 — Bug fixes

  2. About iOS 12 Updates

    Apple Support · 2026-07-29 · iOS 12.1.1 — Dual SIM with eSIM

  3. About iOS 12 Updates

    Apple Support · 2026-07-29 · iOS 12.1.1 — FaceTime

  4. About iOS 12 Updates

    Apple Support · 2026-07-29 · iOS 12.1.1 — Haptic Touch notification preview

  5. About iOS 12 Updates

    Apple Support · 2026-07-29 · iOS 12.1.1 — HomePod

  6. About iOS 12 Updates

    Apple Support · 2026-07-29 · iOS 12.1.1 — RTT, dictation, and VoiceOver

  7. About iOS 12 Updates

    Apple Support · 2026-07-29 · iOS 12.1.1

  8. About the Security Content of iOS 12.1.1

    Apple Support · 2026-07-29 · Released December 5, 2018

  9. iOS 12.1.1 Release Notes

    Apple Developer · 2026-07-29 · Security — New Features

Release changes

Changed in this release

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

enhancement · changed

RTT calling and accessibility stability

documentedconfirmed

The update enabled RTT over Wi-Fi calling on iPad and iPod touch and improved stability for dictation and VoiceOver.

  1. [1] About iOS 12 Updates · iOS 12.1.1 — RTT, dictation, and VoiceOver

enhancement · changed

FaceTime camera switching and Live Photos

documentedconfirmed

Participants could switch between rear and front cameras with one tap and capture a Live Photo during an individual FaceTime call.

  1. [1] About iOS 12 Updates · iOS 12.1.1 — FaceTime

bugFix · fixed

Face ID, voicemail, Messages, and Voice Memos fixes

documentedconfirmed

Apple addressed temporary Face ID unavailability, visual voicemail download failures, missing Chinese or Japanese keyboard suggestions in Messages, blocked Voice Memos iCloud uploads, and stale time zones.

  1. [1] About iOS 12 Updates · iOS 12.1.1 — Bug fixes

enhancement · changed

HomePod regional support and Group FaceTime indicators

documentedconfirmed

The companion HomePod portion added regional support for China mainland and Hong Kong and used the device LEDs during Group FaceTime sessions.

  1. [1] About iOS 12 Updates · iOS 12.1.1 — HomePod

compatibility · changed

Expanded eSIM carrier support

documentedconfirmed

Apple expanded eSIM carrier availability for iPhone XR, XS, and XS Max.

  1. [1] About iOS 12 Updates · iOS 12.1.1 — Dual SIM with eSIM

feature · introduced

iPhone XR Haptic Touch notification previews

documentedconfirmed

Notification previews became available through a Haptic Touch press on iPhone XR.

  1. [1] About iOS 12 Updates · iOS 12.1.1 — Haptic Touch notification preview

security · introduced

TLS Certificate Transparency requirement

documentedconfirmed

iOS 12.1.1 required publicly trusted TLS server-authentication certificates issued after October 15, 2018 to meet Apple’s Certificate Transparency policy before the platform would evaluate them as trusted.

  1. [1] iOS 12.1.1 Release Notes · Security — New Features