Apple’s latest operating system iOS 18 is here and there are all kinds of new features, but one extra layer of privacy has caught everyone’s attention. As well as a new and improved calculator and upgraded flashlight, Apple has introduced the ability to lock certain apps so nobody else can see what’s inside. iOS 18 lets you lock messages and appsThe iOS 18 feature locks the app so that Face ID, Touch ID, or your passcode is required to open it, adding an extra layer of security while ensuring nobody can access any personal information you don’t want them to view. “If you want to show someone s…