iPadOS 26 brings a new time-waster: You can pick up the 3D magnifying loupe in Preview and drag it around like a digital fidget spinner.

Learn how to prevent your iPhone or iPad from opening images or PDFs from the Apple Files app in the new iOS 26 Preview app.

The built-in Preview app from the Mac should expand to the iPhone and iPad with Apple's iOS 26 and iPadOS 26 updates to let you manage PDFs.