How do I update my iPhone to iOS 17?

You cannot update an iPhone 6 to iOS 17. It does not have the required equipment to run it. If you want iOS 17, you need to purchase a newer iPhone.

ansah128 Said:

"How do I update my iPhone to iOS 17?"

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You can't with your model. When it comes to updating iPhones to iOS17...

Updating an iPhone to iOS17:

Update Using a Computer:

What to Update: Installed apps and the iOS.

How to do so...

A. Verify Compatibility:

Identify your iPhone model. The first thing that comes to mind in incompatibility being the culprit. So, confirm the model of your iPhone. If iPhone model is incompatible with iOS 17, then it is because you iPhone does not meet the hardware requirements for this iOS version(s).

B. If Compatible...

1. Back Up First:

IMPORTANT: If you have an option to update, however, then be certain you backup your iPhone first. That way, you will have something to restore your iPhone from should anything go wrong with the update

then...

2. Proceed with the Update:

Go Here:  Update your iPhone Using a Computer - User Tip

Please see the information below that displays iPhones that are compatible with iOS 17:

iPhone models compatible with iOS 17 - Apple Support

iOS 12 is the end of the line for the iPhone 6 and 6 Plus – phones introduced nearly ten years ago.