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  • Post published:22/04/2022
  • Post last modified:22/04/2022
macOS Monterey 12.3.1 Update for Mac Fixes Disconnecting Bluetooth Device Issue

macOS Monterey updatemacOS Monterey update

Apple has released macOS Monterey 12.3.1 for Mac users running the Monterey operating system. The update addresses an issue where Bluetooth devices and game controllers were disconnecting from the Mac. Additionally, a display issue for Mac mini was also resolved, and there are security patches in the 12.3.1 update.


Separately, Apple released iOS 15.4.1 to address a battery draining issue for iPhone users, along with iPadOS 15.4.1 for iPad, watchOS 8.5.1 for Apple Watch, and tvOS 15.4.1 for Apple TV.

How to Download MacOS Monterey 12.3.1 Update

Always backup the Mac with Time Machine before updating system software on any Mac.

  1. Go to the  Apple menu, then select “System Preferences”
  2. Select the “Software Update” preference panel
  3. Choose to “Update Now” when macOS Monterey 12.3.1 update shows as available

    macOS Monterey 12.3.1 updatemacOS Monterey 12.3.1 update

The update is around 1.2GB and will require the Mac to restart complete installation.

If the update is not showing as available to you, try refreshing the Software Update preference panel a few times by hitting Command+R from the preference panel.

Prior versions of macOS do not currently have an update available.

macOS Monterey 12.3.1 Direct Download Link

Mac users can also download a full installer for macOS 12.3.1 if desired:


  • macOS Monterey 12.3.1 InstallAssistant.pkg

macOS Monterey 12.3.1 Release Notes

Release notes for macOS Monterey 12.3.1 are:

macOS Monterey 12.3.1 — Restart Required

macOS Monterey 12.3.1 includes bug fixes and security updates for your Mac.

This update fixes the following issues:
• USB-C or Thunderbolt external display does not turn on when connected to Mac mini (2018) as a second display
• Bluetooth devices, such as game controllers, may disconnect from your Mac after playing audio through some Beats headphones

For information on the security content of Apple software updates, please visit this website: https://support.apple.com/kb/HT201222

If you also have an iPhone or iPad, you’ll find iOS 15.4.1 and iPadOS 15.4.1 updates available for those devices, along with updates for watchOS, tvOS, and HomePod.

Did macOS 12.3.1 resolve the issues with your Bluetooth game controllers or devices disconnecting from your Mac? Did you notice any other significant changes with this update? Let us know your experiences in the comments.

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