Read more: An Expert’s Guide to iOS 18
According to Apple’s release notes, iOS 18.3.1 patches a security issue where a third-party could disable USB Restricted Mode on a locked device.
When enabled, USB Restricted Mode prevents USB accessories from connecting to your iPhone via the Lightning port if it’s been locked for more than an hour. According to NordVPN, this feature can help prevent others from accessing your data, and it can block hacking tools that connect to your Lightning port.
Apple said this issue might have been used against specific individuals. While you may not be the intended target, you should still download the update now to ensure you have the most protection available for you and your data.
For more on iOS 18, here’s what you need to know about iOS 18.3 and iOS 18.2. You can also check out our iOS 18 cheat sheet.
