Your iPhone apps should update automatically, but if they aren't, you can check for updates manually through the App Store.

Automatic app updates keep apps on your device up-to-date. Both Apple and Google offer the automatic app update feature in their respective app stores, so you don’t have to update apps on your device ...

Turning off Automatic Updates in the Settings app on your iPhone gives you more control over when updates install.

Apple just released iOS 18.4 and macOS 15.4 for the iPhone and Mac, respectively. Once you complete the update, you'll see a prompt informing you that, as part of the update, the company has enabled ...