Apple is encouraging people to update their iPhones in light of new research that has pointed to vulnerabilities in older versions of the iOS operating system.

Apple has issued its first Background Security Improvements update for iOS 26.3.1 and macOS 26.3.1 to fix a vulnerability in WebKit.

If you haven't updated your Apple device in a while, now may be the time to do it.

"Background Security Improvements" is Apple's new way of installing security updates.

The latest iPhone update has landed. Unusually for a minor point update, it includes features but no security fixes.

For the almost 40 years that I've written about personal tech, I've given consistent advice to folks who ask whether and when they should upgrade their software - particularly device operating systems ...