Apple with iOS 16.4.1 (a) and macOS 13.3.1 (a) Security Update

In addition to the well-known iOS and macOS updates, Apple has also recently introduced the so-called Automatic and Rapid Security Updates (also known as Security Response in English). These are separate small updates in which important security improvements have been made, without the need for a full OS update. For iOS 16.4.1 and macOS Ventura 13.3.1, Apple has now released such a security update for the first time, such as to explain In a new support article.

The installation seems to be working now

Shortly after the update was released, users started receiving an error when checking for the security update. We are now able to successfully check and install the update. So, see the exact steps later in the article.

iOS 16.4.1 and macOS Ventura 13.3.1 Express Security Update

At the moment, it is not yet clear what security improvements are included in the updates. Apple provides some examples (such as improvements to the WebKit engine in Safari) in a new support document. Its primary purpose is to close security holes more quickly, for example if it is known to be used in the wild. As a result, Apple does not have to internally test and release a complete new iOS version.

The update will install automatically, but you can also force it yourself. On your iPhone and iPad, do the following:

  1. go to Settings > General > Software Update.
  2. A notification appears that a security measure is available, in this case, iOS / iPadOS 16.4.1 Security Measure (a). tap on Download and install.
  3. After a quick download, the update is installed and the device reboots briefly.
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For Mac, follow these steps:

  1. go to System Settings > General > Software Update.
  2. A notification appears that a security measure is available, in this case the macOS 13.3.1 Security Measure (a). Click Apply now.
  3. After a quick download, the update is installed and the device reboots briefly.

To see the updates, you must be running iOS 16.4.1 or macOS Ventura 13.3.1, respectively. As we learn more about the contents of these express security updates, we will update this article.

Also look at

New Automatic Security Updates for iPhone and Mac: This is how you install them

With Rapid Security Response, Apple can deliver rapid security updates to all of your devices, without having to update manually. These minor security updates are installed automatically and in this tip we explain how this works and you can read all about the latest updates.

History revision:

  • 2023 – May 01, 21:26: The update verification issues seem to have been resolved. The article has been updated for this. If the installation still doesn’t work, try again later.

Winton Frazier

 "Amateur web lover. Incurable travel nerd. Beer evangelist. Thinker. Internet expert. Explorer. Gamer."

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