If you downloaded iOS 18 to your iPhone, but are noticing performance issues, it's a good idea to downgrade back to iOS 17. Here's how to do it.

Learn how to exit the iOS beta program and prepare your device for iOS 26. Follow these steps for a smooth and stable upgrade ...

If your iPhone made an iCloud backup while running the iOS 26 beta, you no longer have an iCloud backup from iOS 18, and thus cannot restore from iCloud once you uninstall the beta.

Learn how to downgrade iOS 26 to iOS 18 safely with this step-by-step guide. Protect your data and avoid risks during the downgrade process.

If you move your iPhone X, iPhone 8, or iPhone 8 Plus to iOS 16.7.8, there's no longer a way to move your device off the software.

It’s possible to downgrade from iOS 26 to 18 on iPhone and iPad, but only under certain conditions. Apple usually allows downgrading to the previous iOS version only while it’s still signed.

iPhone users who have already upgraded to iOS 18.1 can no longer downgrade to iOS 18.0.1 even if they want to.