I can't update my iPhone to iOS 15.7.5

Hello ~ Take a look here by clicking on below…

If your iPhone or iPad won't update - Apple Support

The link above contains something of the reasons you may not be able to update and their remedy. Post back if necessary with more details.

~Katana-San~

Please I want to update my I phone 7 to from iOS 15.3 to 16 or 15.7

cant update my iphone to 15ios version

Need more information, what did your iPad show during the updates?

Just FYI, you are responding to a post that is over a year old.

What happens when you attempt to update?

What is the existing version of iOS?