Apple Releases macOS Sequoia 15.3.1

Apple today released macOS Sequoia 15.3.1, a minor update to the macOS Sequoia operating system that came out last September. macOS 15.3.1 comes a few weeks after the launch of macOS Sequoia 15.3.

sequoia
Mac users can download the ‌‌‌macOS Sequoia‌‌‌ update through the Software Update section of System Settings. Apple has also released macOS 13.7.4 and macOS 14.7.4 for those who are running older versions of macOS.

According to Apple's release notes, macOS Sequoia 15.3.1 includes important security fixes, and it is recommended for all users.

Related Forum: macOS Sequoia

Popular Stories

Apple Logo Zoomed

Tim Cook Teases Plans for Apple's Upcoming 50th Anniversary

Thursday February 5, 2026 12:54 pm PST by
Apple turns 50 this year, and its CEO Tim Cook has promised to celebrate the milestone. The big day falls on April 1, 2026. "I've been unusually reflective lately about Apple because we have been working on what do we do to mark this moment," Cook told employees today, according to Bloomberg's Mark Gurman. "When you really stop and pause and think about the last 50 years, it makes your heart ...
iOS 26

iOS 26.3 and iOS 26.4 Will Add These New Features to Your iPhone

Tuesday February 3, 2026 7:47 am PST by
While the iOS 26.3 Release Candidate is now available ahead of a public release, the first iOS 26.4 beta is likely still at least a week away. Following beta testing, iOS 26.4 will likely be released to the general public in March or April. Below, we have recapped known or rumored iOS 26.3 and iOS 26.4 features so far. iOS 26.3 iPhone to Android Transfer Tool iOS 26.3 makes it easier...
imac video apple feature

Apple Makes Its Second-Biggest Acquisition Ever

Tuesday February 3, 2026 12:45 pm PST by
Apple recently acquired Israeli startup Q.ai for close to $2 billion, according to Financial Times sources. That would make this Apple's second-biggest acquisition ever, after it paid $3 billion for the popular headphone maker Beats in 2014. This is also the largest known Apple acquisition since the company purchased Intel's smartphone modem business and patents for $1 billion in 2019....
wwdc sans text feature

Apple Rumored to Announce New Product on February 19

Thursday February 5, 2026 12:22 pm PST by
Apple plans to announce the iPhone 17e on Thursday, February 19, according to Macwelt, the German equivalent of Macworld. The report, citing industry sources, is available in English on Macworld. Apple announced the iPhone 16e on Wednesday, February 19 last year, so the iPhone 17e would be unveiled exactly one year later if this rumor is accurate. It is quite uncommon for Apple to unveil...
Finder Siri Feature

Why Apple's iOS 26.4 Siri Upgrade Will Be Bigger Than Originally Promised

Friday February 6, 2026 3:06 pm PST by
In the iOS 26.4 update that's coming this spring, Apple will introduce a new version of Siri that's going to overhaul how we interact with the personal assistant and what it's able to do. The iOS 26.4 version of Siri won't work like ChatGPT or Claude, but it will rely on large language models (LLMs) and has been updated from the ground up. Upgraded Architecture The next-generation...

Top Rated Comments

Jean Claude Avatar
13 months ago
I'm glad everyone always comes to update threads and tells us all they either can or cannot see the update yet .... I really just don't know what I would do with myself without that information. Thanks so much guys....
Score: 10 Votes (Like | Disagree)
jsamuels Avatar
13 months ago
Tired of the "nothing showing" posts with each software update. The software takes time to propagate across servers. I'm in Europe and usually have to wait an hour or so.
Score: 7 Votes (Like | Disagree)
glsillygili Avatar
13 months ago
Heads up you can do

"softwareupdate -l" to refresh the cache and make the update show up.
Score: 6 Votes (Like | Disagree)
Realityck Avatar
13 months ago
Security
Impact: A physical attack may disable USB Restricted Mode on a locked device. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals.

Description: An authorization issue was addressed with improved state management.

CVE-2025-24200: Bill Marczak of The Citizen Lab at The University of Toronto’s Munk School
Score: 4 Votes (Like | Disagree)
tywebb13 Avatar
13 months ago
sequoia 15.3.1 build 24D70 full installer is finally available too now here: https://swcdn.apple.com/content/downloads/39/51/072-70706-A_Q2E9RWYCSD/oddej58reimcphudve8mgtxmcjjp0t3cve/InstallAssistant.pkg
Score: 4 Votes (Like | Disagree)
turbineseaplane Avatar
13 months ago

I'm glad everyone always comes to update threads and tells us all they either can or cannot see the update yet .... I really just don't know what I would do with myself without that information. Thanks so much guys....
I finally got it to show up and have installed the updates on my iPhone, iPads and Mac Mini M4
Score: 3 Votes (Like | Disagree)