Forget iOS 18.4, your older iPhones and Macs need an update this weekend too

Macworld

If you have a new iPhone or Mac, there are plenty of reasons to go update to iOS 18.4 or macOS 15.4, but users of older devices might not be so quick to hit the download button. But these updates are especially important—Apple has patched a pair of vulnerabilities originally fixed in iOS 18.3.1 and 18.3.2 and five dozen fixes for newer phones and Macs.

In iOS 16.7.11 (compatible with iPhones 6-13) and iOS 15.8.4 (compatible with iPhones 8-14), Apple issued a pair...