You can't restore a backup made from a newer version of iOS onto an iPhone running an older version, and iOS backs up your iPhone to iCloud automatically every 24 hours. We highly recommend making an additional backup to your Mac or PC in case you need to return to the iOS 16 public release. You can find the instructions on how to do this in our article on how to back up your iPhone.

That will require restoring your iPhone to its new state, so you'll want to make sure you have a backup in case this happens.

Should you encounter problems with your iPhone - even if they're unrelated to the beta - you'll need to restore it to the last public iOS release before bringing or sending it in for repair. Remember, Apple only intends for these to be used by developers on test devices that don't have anything important on them.Īs we mentioned previously, Apple's warranty doesn't cover an iPhone running an iOS beta. Having a backup is a good idea before installing any major iOS upgrade, but it would be very foolish not to make a backup before installing the first or second developer betas. If you're going to go through with installing an early developer beta of iOS 17 on your primary device, you'll want to make sure you have a good backup of your iPhone first. Jesse Hollington / Digital Trends Back up your iPhone Nevertheless, if you have a spare iPhone lying around that's compatible with iOS 17, or you're willing to brave the vagaries of early betas and install it on your main iPhone, here's how to download iOS 17 right now. That means if you have a problem with your iPhone, you'll have to wipe it and revert back to iOS 16 before an Apple Store or authorized repair shop will look at it. Keep in mind, though, that just because Apple is no longer charging for access to early developer betas, they're still intended only for “devices dedicated for iOS 17 beta software development.” That means it's not a good idea to install a developer beta on your primary device unless you're fully prepared to deal with any potential problems - and Apple's warranty doesn't cover devices running betas, either. However, it looks like the company has changed that up this year, making the iOS 17 Developer Beta available to anybody with an Apple ID. Traditionally, Apple's developer betas have been available only to paid members of the $99 per year Apple Developer program. A compatible iPhone running iOS 16.4 or later

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