How to update my iPhone 6 to iOS 15?

how upgrade iPhone 6 to iOS 15


[Re-Titled by Moderator]

iPhone 6, iOS 12

Posted on Jan 31, 2024 5:20 AM

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Question marked as Top-ranking reply

Posted on Apr 17, 2024 3:16 AM

• If you have an iPhone 5S or 6/6plus, the highest you can update to is 12.5.7

• If you have an iPhone 6S through 7, or SE 1st generation, you can update to 15.8.2

• If you have an iPhone 8 or X, you can update to 16.7.7

• If you have an iPhone SE (2nd generation or later), or XR through 15, you can update to 17.4.1


Go to Settings > General > Software Update.


This link will show you how to update your iPhone, iPad, or iPod touch using WiFi -

Update your iPhone or iPad - Apple Support


This link will show you how to update using your computer -

Update iOS on iPhone - Apple Support


71 replies

Jul 1, 2024 5:23 PM in response to Nasiruddinayaan

An iPhone 6/6 plus can't be updated beyond 12.5.7, it doesn't have the hardware required to run anything higher.

If you need a higher iOS version, you will have to purchase a newer phone.



• If you have an iPhone 5S or 6/6plus, the highest you can update to is 12.5.7

• If you have an iPhone 6S through 7, or SE 1st generation, you can update to 15.8.2

• If you have an iPhone 8 or X, you can update to 16.7.7

• If you have an iPhone SE (2nd generation or later), or XR through 15, you can update to 17.5.1

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How to update my iPhone 6 to iOS 15?

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