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  "title" : "iOS & iPadOS 14.2 Release Notes"
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# iOS & iPadOS 14.2 Release Notes

Update your apps to use new features, and test your apps against API changes.

## Overview

The iOS & iPadOS 14.2 SDK provides support to develop apps for iPhone, iPad, and iPod touch devices running iOS & iPadOS 14.2. The SDK comes bundled with Xcode 12.2, available from the Mac App Store. For information on the compatibility requirements for Xcode 12.2, see <doc://com.apple.documentation/documentation/Xcode-Release-Notes/xcode-12_2-release-notes>.

### Core Media

#### New Features

- Support for multiple concurrent <doc://com.apple.documentation/documentation/AVFoundation/AVURLAsset> instances on offline HLS filesystem URLs has been improved.
- You can now use multiple concurrent <doc://com.apple.documentation/documentation/AVFoundation/AVPlayerItem> objects and other <doc://com.apple.documentation/documentation/AVFoundation> objects on offline HLS assets with completed <doc://com.apple.documentation/documentation/AVFoundation/AVMediaSelection> objects without triggering network reads.
- The progress indicator logic of <doc://com.apple.documentation/documentation/AVFoundation/AVMediaSelection> ordering for <doc://com.apple.documentation/documentation/AVFoundation/AVAggregateAssetDownloadTask> has been improved. (64551736)

### Intercom

#### Resolved Issues

- You can now play and reply to Intercom notifications. (70470421)

### SKAdNetwork

#### Known Issues

- To receive a postback from devices running iOS 14 or later, generate signatures using signature version 2.0 or later. Version 1.0 signatures don’t result in a postback on iOS 14 and later, even if the advertised app is installed and launched. (71474331)

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