macOS Tahoe 26.3.1 Update! Everything you need to know.

macOS Tahoe 26.3.1 (25D2128) is now Available For All Users!

UPDATED: 03/06/26

This article will be continually updated as new information comes in.

Apple just released the 2nd minor update for macOS Tahoe to the public! Let’s jump in and find out what’s new.

New MacBook Neo Wallpaper!

New MacBook Neo Wallpaper! If you update to Tahoe 26.3.1 you can now select one of four new Neo specific wallpapers that were shown in the introduction!

macOS Tahoe Patch Notes Summary

  • 1. Public Documented New Features – 0
  • 2. Public Documented Bug Fixes – “Bug Fixes”
  • 3. Developer Documented Fixes – 0
  • 3. Security Fixes – 0
  • 4. Enterprise Fixes – 0
  • 5. Safari Security (Webkit) -0
  • 7. Safari – 26.3.1
  • 6. Full installer & IPSW – Both Released
  • 7. OpenCore Legacy Patcher Users – NOT COMPATIBLE!

OpenCore Legacy Patcher for Unsupported Macs

OCLP 2.4.1 & macOS Tahoe 26.3.1 : DO NOT INSTALL! NOT COMPATIBLE YET. This release is in full testing and it is not recommended that you attempt to install it yet.!

OCLP 2.4.1 Testing Status =

Kernel Debug Kit (KDK) Status: = https://github.com/dortania/KdkSupportPkg/releases

Metallibsupport Status: = https://github.com/dortania/MetallibSupportPkg/releases

Full Apple Update Release list

Update List 💻📲 ✅

  • macOS Tahoe 26.3.1 (25D2128)
  • iOS 26.3.1 (23D8133)
  • iPadOS 26.3.1 (23D8133)
  • iOS 18.7.6 (22H320)
  • Studio Display Firmware 26.3 (23D8128)
  • Safari – none for Sequoia or Sonoma
  • Xcode – Xcode 26.3
  • Command Line Tools for Xcode – Xcode 26.3 Command Line Tools

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Table of Contents

  • 1. macOS Tahoe Apple Links
  • 2. macOS Tahoe Release History
  • 3. macOS Tahoe Full Installer.app
  • 4. Apple Silicon macOS Tahoe IPSW Restore file Database
  • 5. macOS Tahoe Update sizes
  • 6. Apple Silicon System Firmware Version
  • 7. Apple Silicon OS loader Version (iBoot)
  • 8. Intel T2 BridgeOS Update
  • 9. Intel T2 Firmware Update
  • 10. Safari Update
  • 11. What’s new for enterprise in macOS Tahoe
  • 12. Security Content of macOS Tahoe
  • 13. macOS Tahoe Release Notes / Patch Notes / Changes
  • 14. macOS Tahoe Developer Release Notes

Click “Continue Reading” for the rest of the article.

1. Apple macOS Tahoe Links

When Apple releases the official macOS Tahoe support links, they will be listed below.

  1. What’s new in the updates for macOS Tahoe – https://support.apple.com/en-us/122868
  2. What’s new for enterprise in macOS Tahoe – https://support.apple.com/en-us/124963
  3. Apple Security Updates Page – https://support.apple.com/en-us/HT201222
  4. macOS Tahoe Mac App Store link – Apple stopped creating a Mac App Store link for macOS Downloads. Sequoia was the final OS that has an App Store link.
  5. macOS Tahoe features page – https://www.apple.com/macos/os/
  6. Platform Security Guide – New macOS Tahoe Background Security Improvements or BSI.
  7. Platform Guide Deployment – What’s new in Apple platform deployment

AppleSeed Notes Link = appleseed.apple.com/

Developer Public Link = developer.apple.com/documentation/macos-release-notes

macOS Deployment References Changes – https://support.apple.com/guide/deployment-reference-macos/document-revision-history-apd04dff7069/web

2. macOS Tahoe Final & Beta Release History

  • 16. macOS Tahoe 26.3.1 (25D2128) – 3/4/26
  • 15. macOS Tahoe 26.3 (25D125) – 2/11/26
  • 14. macOS Tahoe 26.2 (25C56) – 12/12/25
  • 13. macOS Tahoe 26.1 (25B78) – 11/03/25
  • 12. macOS Tahoe 26.0.1 (25A362) – 10/29/25
  • 11. macOS Tahoe 26.0.0 (25A354) – 10/15/25
  • 10. macOS Tahoe 26 RC (25A353) – 10/09/25
  • 9. macOS Tahoe 26 Beta 9 (25A5349a) – 10/02/25
  • 8. macOS Tahoe 26 Beta 8 (25A5349a) – 9/25/25
  • 7. macOS Tahoe 26 Beta 7 (25A5346a) – 8/18/25
  • 6. macOS Tahoe 26 Beta 6 (25A5338b) – 8/11/25
  • 5. macOS Tahoe 26 Beta 5 (25A5327h) – 8/07/25
  • 4. macOS Tahoe 26 Beta 4 (25A5316i) – 7/22/25
  • 3. macOS Tahoe 26 Beta 3 (25A5306g) – 7/07/25
  • 2. macOS Tahoe 26 Beta 2 (25A5295e) – 6/23/25
  • 1. macOS Tahoe 26 Beta 1 (25A5279m) – 6/09/25

3. macOS Tahoe Full Installer.app

Apple has released the full installer for macOS Tahoe. I list all the of the Full installers in the link below.

https://mrmacintosh.com/macos-tahoe-full-installer-database-download-directly-from-apple/

InstallAssistant.pkg = Full download. Installing this package will add the full “Install macOS Tahoe.app” to your applications folder.

4. Apple Silicon IPSW Restore file Update

Apple has released the full IPSW restore file of macOS for Apple Silicon Macs. I keep track of all of them in my Apple Silicon Firmware Database

Get them here –> https://mrmacintosh.com/apple-silicon-m1-full-macos-restore-ipsw-firmware-files-database/

5. macOS Tahoe Update sizes

Delta Update

The delta update will automatically change in size for exactly what your macOS version needs.

Full update & OCLP Users = NOT SUPPORTED YET

Apple Silicon Updates

Delta from macOS Tahoe 26.3 with size = 1.76GB

Upgrade from macOS Sequoia 15.7.4 with size = 8.44GB

Intel Updates

Delta Update from macOS Tahoe 26.3 with size = 2.96GB

6. Apple Silicon System Firmware Version

This update has a new firmware update. The version number is reported in System Information under “System Firmware Version“

Apple Silicon Firmware = Not Updated.

  • 16. macOS Tahoe 26.3.1 = 13822.81.10
  • 15. macOS Tahoe 26.3 = 13822.81.10
  • 14. macOS Tahoe 26.2 = 13822.61.10
  • 13. macOS Tahoe 26.1 = 13822.41.1
  • 12. macOS Tahoe 26.0.1 = 13822.1.2
  • 11. macOS Tahoe 26.0 = 13822.1.2
  • 10. macOS Tahoe RC = 13822.1.2
  • 9. macOS Tahoe Beta 9 = 13822.1.2
  • 8. macOS Tahoe Beta 8 = 13822.1.2
  • 7. macOS Tahoe Beta 7 = 13822.1.2
  • 6. macOS Tahoe Beta 6 = 13822.1.2
  • 5. macOS Tahoe Beta 5 = 13822.0.277.0.3
  • 4. macOS Tahoe Beta 4 = 13822.0.233
  • 3. macOS Tahoe Beta 3 = 13822.0.194.0.3
  • 2. macOS Tahoe Beta 2 = 13822.0.166.0.1
  • 1. macOS Tahoe Beta 1 = 13822.0.88.511.1

7. Apple Silicon OS loader Version (iBoot)

OS Loader Version (iBoot) also referred to as “iBoot second-stage loader”, is Apple’s stage 2 bootloader. The OS loader version will be the same as the “System Firmware Version” on the latest OS. On previous versions of macOS Monterey and Big Sur, the OS loader version will be a version behind. Example = Monterey = 7459.121.3 & Big Sur = 6723.140.2

OS Loader version = Not Updated.

  • 16. macOS Tahoe 26.3.1 = 13822.81.10
  • 15. macOS Tahoe 26.3 = 13822.81.10
  • 14. macOS Tahoe 26.2 = 13822.61.10
  • 13. macOS Tahoe 26.1 = 13822.41.1
  • 12. macOS Tahoe 26.0.1 = 13822.1.2
  • 11. macOS Tahoe 26.0 = 13822.1.2
  • 10. macOS Tahoe RC = 13822.1.2
  • 9. macOS Tahoe Beta 9 = 13822.1.2
  • 8. macOS Tahoe Beta 8 = 13822.1.2
  • 7. macOS Tahoe Beta 7 = 13822.1.2
  • 6. macOS Tahoe Beta 6 = 13822.1.2
  • 5. macOS Tahoe Beta 5 = 13822.0.277.0.3
  • 4. macOS Tahoe Beta 4 = 13822.0.233
  • 3. macOS Tahoe Beta 3 = 13822.0.194.0.3
  • 2. macOS Tahoe Beta 2 = 13822.0.166.0.1
  • 1. macOS Tahoe Beta 1 = 13822.0.88.511.1

8. Intel T2 BridgeOS Update

The Version of BridgeOS for your T2 Security Chip (2018-2020 Intel Macs) was updated.

BridgeOS version = Not Updated.

  • 16. macOS Tahoe 26.3.1 = 23.16.13120.0.0
  • 15. macOS Tahoe 26.3 = 23.16.13120.0.0
  • 14. macOS Tahoe 26.2 = 23.16.12048.0.0
  • 13. macOS Tahoe 26.1 = 23.16.11072.0.0
  • 12. macOS Tahoe 26.0.1 = 23.16.10350.0.0
  • 11. macOS Tahoe 26.0 = 23.16.10350.0.0
  • 10. macOS Tahoe RC = 23.16.10350.0.0
  • 9. macOS Tahoe Beta 9 = 23.16.10350.0.0
  • 8. macOS Tahoe Beta 8 = 23.16.10348.5.1
  • 7. macOS Tahoe Beta 7 = 23.16.5342.0.1
  • 6. macOS Tahoe Beta 6 = 23.16.5342.0.1
  • 5. macOS Tahoe Beta 5 = 23.16.5331.0.4
  • 4. macOS Tahoe Beta 4 = 23.16.5320.0.2
  • 3. macOS Tahoe Beta 3 = N/A
  • 2. macOS Tahoe Beta 2 = N/A
  • 1. macOS Tahoe Beta 1 = 23.16.5283.0.7

9. Intel T2 Firmware Update

The System Firmware Version for your Mac (2019-2020)

Firmware version = Not Updated

  • 3. macOS Tahoe 26.3.1 = 2094.80.5.0.0 (iBridge: 23.16.13120.0.0,0)
  • 2. macOS Tahoe 26.3 = 2094.80.5.0.0 (iBridge: 23.16.13120.0.0,0)
  • 1. macOS Tahoe 26.2 =  2094.40.1.0.0 (iBridge: 23.16.12048.0.0,0)

10. Safari Update

The new version of Safari was 26 is included in the macOS 26 update.

Safari = Updated!

  • 16. macOS Tahoe 26.3.1 = Safari 26.3.1 (21623.2.7.11.7)
  • 15. macOS Tahoe 26.3 = Safari 26.3 (21623.2.7.11.6)
  • 14. macOS Tahoe 26.2 = Safari 26.2 (21623.1.14.11.9)
  • 13. macOS Tahoe 26.1 = Safari 26.1 (info missing)
  • 12. macOS Tahoe 26.0.1 = Safari 26.0.1 (21622.1.22.11.15)
  • 11. macOS Tahoe 26.0 = Safari 26.0 (21622.1.22.11.14)
  • 10. macOS Tahoe RC = Safari 26.0 (21622.1.22.11.14)
  • 9. macOS Tahoe Beta 9 = Safari 26.0 (21622.1.22.11.13)
  • 8. macOS Tahoe Beta 8 = Safari 26.0 (21622.1.22.11.12)
  • 7. macOS Tahoe Beta 7 = Safari 26.0 (21622.1.22.11.11)
  • 6. macOS Tahoe Beta 6 = Safari 26.0 (21622.1.22.11.5)
  • 5. macOS Tahoe Beta 5 = Safari 26.0 (21622.1.21.11.3)
  • 4. macOS Tahoe Beta 4 = Safari 26.0 (21622.1.19.11.2)
  • 3. macOS Tahoe Beta 3 = Safari 26.0 (21622.1.18.1.5)
  • 2. macOS Tahoe Beta 2 = Safari 26.0 (21622.1.16.11.2)
  • 1. macOS Tahoe Beta 1 = Safari 26.0 (21622.1.14.11.4)

11. What’s new for Enterprise in Tahoe

Enterprise changes in macOS Tahoe 26.3.1

  • none

https://support.apple.com/en-us/124963

12. Security Content of macOS Tahoe

Security vulnerabilities in this Update

Fixes addressed in this update = 0

Safari 26.3.1 = 0

https://support.apple.com/en-us/125634

https://support.apple.com/en-us/100100

13. macOS Tahoe Release Notes

macOS Tahoe 26.3.1 Update Patch Notes

This update expands external display support to include Studio Display (2026) and Studio Display DR along with bug fixes for your Mac.

14 macOS Tahoe Developer Release Notes

This update also includes the following Developer enhancements and bug fixes:

  1. none

https://developer.apple.com/documentation/macos-release-notes

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