Apple Seeds Sixth Developer Beta of macOS Sequoia 15.1 [Update: Public Beta Available]

Apple today provided developers with the sixth beta of an upcoming macOS Sequoia 15.1 beta, with the new update coming two weeks after Apple released the fifth beta.

macOS Sequoia Feature
Registered developers can opt-in to the ‌macOS Sequoia‌ beta through the Software Update section of the System Settings app. An Apple ID associated with an Apple Developer account is required to get the beta.

‌macOS Sequoia‌ 15.1 introduces the first Apple Intelligence features, adding support for Writing Tools, new Siri features, Smart Replies in Mail and Messages, Priority messages in the Mail app, Memory Movie and Clean Up in Photos, and more.

The update does not include Image Playground, Genmoji, or more advanced ‌Siri‌ functionality.

Using Apple Intelligence features requires a Mac that has an Apple silicon chip.

Related Roundup: macOS Sequoia
Related Forum: macOS Sequoia

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Top Rated Comments

Realityck Avatar
7 months ago
Comparison of MacOS 15.1 Beta 6 to previous MacOS 15.1 Beta 5

macOS 15.1 Beta 6 (24B5070a)

* Safari Version 18.1 (20619.2.8.11.4)
* System Firmware Version: 11881.41.3 (M1 based Macs)
* Darwin Kernel Version 24.1.0: Mon Sep 30 00:07:39 PDT 2024; root:xnu-11215.40.63~39/RELEASE_ARM64_T8103 arm64

macOS 15.1 Beta 5 (24B5055e)

* Safari Version 18.1 (20619.2.5.11.2)
* System Firmware Version: 11881.40.153 (M1 based Macs)
* Darwin Kernel Version 24.1.0: Tue Sep 17 07:48:19 PDT 2024; root:xnu-11215.40.59~38/RELEASE_ARM64_T8103 arm64

Apple Music/TV is now 1.5.1.24 was 1.5.1.18
Score: 7 Votes (Like | Disagree)
nortonandreev Avatar
7 months ago
Now the 2-hour wait for the OTA to appear…
Score: 3 Votes (Like | Disagree)
winxmac Avatar
7 months ago
Releases:

iOS 18.1 beta 6 (22B5069a)
iPadOS 18.1 beta 6 (22B5069a)
macOS 15.1 beta 6 (24B5070a)
tvOS 18.1 beta 4 (22J5567a)
visionOS 2.1 beta 4 (22N5567a)
watchOS 11.1 beta 4 (22R5569a)

Source ('https://developer.apple.com/news/releases/')
Score: 3 Votes (Like | Disagree)
DICK_CHENEY Avatar
7 months ago
Maybe this will finally fix all the borked VPN and security software issues.
Score: 2 Votes (Like | Disagree)
Nermal Avatar
25 weeks ago

Do you have any solution to this problem?
I've created a dedicated thread for this issue, although no solutions yet.
Score: 2 Votes (Like | Disagree)
Realityck Avatar
7 months ago
[SPOILER="macOS Sequoia 15.1 Beta 6 Release Notes"]
[HEADING=2]AppKit ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#AppKit')[/HEADING]
[HEADING=3]Resolved Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Resolved-Issues')[/HEADING]

* Resolved an issue where menu item keyboard shortcuts in the Services menu would take precedence over shortcuts for application menu items. (134539327)

[HEADING=2]Carbon ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Carbon')[/HEADING]
[HEADING=3]Resolved Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Resolved-Issues')[/HEADING]

* Resolved an issue where iBooks Author quits unexpectedly when clicking Charts or Widgets in the toolbar. (134693081)

[HEADING=2]DataDetection ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#DataDetection')[/HEADING]
[HEADING=3]Resolved Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Resolved-Issues')[/HEADING]

* Resolved an issue where iPhone and iPad apps on Apple Silicon Macs might quit unexpectedly if DataDetection API is used. (128080892)

[HEADING=2]Messages ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Messages')[/HEADING]
[HEADING=3]Resolved Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Resolved-Issues')[/HEADING]

* Fixed an issue preventing iMessage and other third-party notifications from being received while your device is connected on a VPN. (136775545)

[HEADING=2]Mobile Device Management ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Mobile-Device-Management')[/HEADING]
[HEADING=3]New Features ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#New-Features')[/HEADING]

* MDM profiles can use the new key ‘forceBypassScreenCaptureAlert’, which allows owners of managed devices to opt out of user notifications for content capture technologies. (131327961)

[HEADING=2]Quick Look ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Quick-Look')[/HEADING]
[HEADING=3]Resolved Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Resolved-Issues')[/HEADING]

* Fixed: Back-deploying apps that link QuickLookUI to macOS 11 or earlier might crash. (133213738) (FB14667312)

[HEADING=2]ScreenCaptureKit ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#ScreenCaptureKit')[/HEADING]
[HEADING=3]New Features ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#New-Features')[/HEADING]

* Applications using our deprecated content capture technologies now have enhanced user awareness policies. Users will see fewer dialogs if they regularly use apps in which they have already acknowledged and accepted the risks. (133431080)

[HEADING=2]Siri ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Siri')[/HEADING]
[HEADING=3]Resolved Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Resolved-Issues')[/HEADING]

* Fixed: Some of the buttons on the macOS Siri snippets might be unresponsive when using Siri through Voice. (133194038)

[HEADING=2]StoreKit ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#StoreKit')[/HEADING]
[HEADING=3]Resolved Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Resolved-Issues')[/HEADING]

* Fixed: In StoreKit Testing in Xcode, the offer identifier in the subscription renewal info might be reported incorrectly for offer codes. (133774710)

[HEADING=2]Swift Charts ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Swift-Charts')[/HEADING]
[HEADING=3]Known Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Known-Issues')[/HEADING]

* Any project that utilizes Swift Charts fails to build when targeting iOS, macOS, or visionOS. (135905498)

[HEADING=2]SwiftUI ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#SwiftUI')[/HEADING]
[HEADING=3]Known Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Known-Issues')[/HEADING]

* macOS apps might crash with an exception related to duplicate toolbar items. This often happens when either (A) NavigationSplitViews are nested or (B) toolbars with ids are specified (View.toolbar(id:...)) and a new window is created with the same identified toolbar. (134589426)
Workaround: (A) Use apply .toolbar(removing: .sidebarToggle) within the sidebar column of the inner NavigationSplitView. (B) Temporarily stop using identified toolbars until this issue is addressed. Alternatively, sometimes it might be possible to workaround (B) by moving toolbar items around or rendering them after a short delay.
* Using if #available in @WidgetBundleBuilder and @SceneBuilder crashes on prior OS versions due to “unknown OS version.” (136098106)
Workaround: Disable @WidgetBundleBuilder and @SceneBuilder by using explicit return for if #available checks. For example:
var body: some Widget {
if #available(iOSApplicationExtension 18.0, *) {
return iOS18Widgets
} else {
return existingWidgets
}
}

@available(iOSApplicationExtension 18.0, *)
@WidgetBundleBuilder
var iOS18Widgets: some Widget {
MyNewWidget1()
MyNewWidget2()

existingWidgets
}

@WidgetBundleBuilder
var existingWidgets: some Widget {
MyOldWidgetX()
MyOldWidgetY()
}


[HEADING=2]System Integrity Protection ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#System-Integrity-Protection')[/HEADING]
[HEADING=3]Resolved Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Resolved-Issues')[/HEADING]

* Fixed: Users might be incorrectly prompted when an app that is distributed through TestFlight attempts to access an application group container. (131606564) (FB14288230)

[HEADING=2]UIKit ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#UIKit')[/HEADING]
[HEADING=3]Resolved Issues ('https://developer.apple.com/documentation/macos-release-notes/macos-15_1-release-notes#Resolved-Issues')[/HEADING]

* Resolved an issue where iPhone and iPad apps on Apple Silicon Macs quit unexpectedly when loading UIReferenceLibraryViewController. (79135995) (FB9153775)

[/SPOILER]
Score: 1 Votes (Like | Disagree)