Messages not working on Mac since upgrading to Sequoia 15.4

I updated to Mac OS 15.4 yesterday and suddenly messages won't sync with my iPhone, send, or receive messages properly. Some messages go through as text/sms instead of iMessages, most don't go through or come in at all. I thought I was able to solve the problem yesterday after repeatedly logging back into iCloud and rebooting my computer, but today the problem resurfaced.


I have already tried logging out of Messages, signing back into iCloud, disabling Private Relay, rebooting my computer, pressing "sync now", and verifying all the settings on my phone and iCloud account (including Text Message Forwarding) are correct. Nothing seems to fix it! I have looked for a Messages-specific software update in the App Store but there doesn't seem to be any.


Off-topic, I also had to disable notifications from the News app on my computer after installing the update yesterday because I am getting multiple notifications per second about news articles published last year.

MacBook Pro 16″, macOS 15.4

Posted on Apr 5, 2025 11:40 AM

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Posted on Apr 7, 2025 1:16 PM

I am having the same problem immediately following the upgrade. It is only allowing me to send SMS to my contacts from my computer and frequently they do not go through (failed delivery). I've checked every setting as discussed here. No issues from the iphone, but synching and sending is intermittent and limited to SMS from my computer.

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Apr 7, 2025 1:16 PM in response to jaschreiber

I am having the same problem immediately following the upgrade. It is only allowing me to send SMS to my contacts from my computer and frequently they do not go through (failed delivery). I've checked every setting as discussed here. No issues from the iphone, but synching and sending is intermittent and limited to SMS from my computer.

Apr 30, 2025 12:08 PM in response to jaschreiber

I'm having the same issue. It's been intermittent prior to the update—one of the recommended fixes was making sure both of your devices were updated. Now, the messages will not send or update from my Mac on Sequoia 15.4 at all. This is driving me insane. I paid so much money for these devices and a HUGE part of the sell is the "Apple ecosystem". I can find threads from YEARS ago where people were having issues. HOW has this not been resolved???????


EDIT: now the app won't even open on my Mac. I keep getting "Force Quit: Application Not Responding".

May 5, 2025 7:58 PM in response to jaschreiber

This is really annoying. I have tried everything and it's still not working. I logged out and logged back into my Apple ID and it worked for all of 5 minutes before turning all my messages green again. Apple needs to get it together! And what's sad, there's no time frame on when this will be fixed. Where can I complain because I don't want to hear excuses. They need to fix this immediately.

Messages not working on Mac since upgrading to Sequoia 15.4

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