iOS & iPadOS 14 Developers Beta 4

* Overview
The iOS & iPadOS 14 SDK provides support to develop apps for iPhone, iPad, and iPod touch devices running iOS & iPadOS 14. The SDK comes bundled with Xcode 12 beta 4, available from Beta Software Downloads. For information on the compatibility requirements for Xcode 12 beta 4, see Xcode 12 Beta 3 Release Notes.

• General
Known Issues
• Important
Updating to iOS & iPadOS 14 beta from previous versions of iOS & iPadOS might take significantly longer than expected. Data loss could occur if the update is interrupted. (59101197)
macOS Big Sur 11 beta or Xcode 12 beta might be required to sync or update devices running iOS & iPadOS 14 beta.

3D Touch
Resolved in iOS & iPadOS 14 beta 4
3D Touch is now available. (65576619)
App Store
Resolved in iOS & iPadOS 14 beta 4
App Store no longer quits unexpectedly if Full Keyboard Access is enabled. (65240690)
Known Issues
Avoid calling the presentCodeRedemptionSheet() API until you’re able to create supported codes. (59351258)
ClassKit
Known Issues
In ClassKit API development mode, ClassKit completeAllAssignedActivitiesMatching: isn’t marking CLSContext as done. (66169497)
Core Haptics
Known Issues
CHHapticEngine vended through the Game Controller framework (GCDeviceHaptics) don’t support CHHapticAdvancedPatternPlayer and an error is returned on advanced player creation.
audioCustom and audioContinuous events sent to CHHapticEngine vended through the Game Controller framework (GCDeviceHaptics) are silently ignored. (65163373)
The creation of CHHapticEngine via class initializers is available only in iOS. For other platforms, access these engines via GCController. (65481931)
DeviceCheck
Resolved in iOS & iPadOS 14 beta 4
When implementing the DCAppAttestService class, calls to a attestKey(_:clientDataHash:completionHandler:) method can now complete successfully. (55893194)
ExposureNotification
Resolved in iOS & iPadOS 14 beta 4
ExposureNotification is now available. (64433241)
Fonts
Known Issues
Beginning in iOS & iPadOS 14 beta, fonts installed using configuration profiles are only available to apps supporting the font APIs and entitlements introduced in iOS & iPadOS 13. If your app provides a custom font-selection interface, it can no longer access fonts installed via configuration profiles. For reference, see the WWDC 2019 Session Font Management and Text Scaling (55317428)
Home Screen
Resolved in iOS & iPadOS 14 beta 4
App Library section headers are now positioned as expected in right-to-left languages. (63558681)
Known Issues
Apps installed using Xcode might not appear in the Recently Added category of App Library. (66358317)
Apps which you’ve chosen to offload might unexpectedly appear in the Recently Added category of App Library. (65947421)
Spotlight might not appear as expected. (64121178)
Workaround: Restart your device.
HomeKit
Resolved in iOS & iPadOS 14 beta 4
All accessories are now reachable while your device is locked. (65465625)
Localization
Known Issues
Certain languages might exhibit clipped or misaligned layout.
Certain languages might display unlocalized text. (63246545, 64040564)

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