How to update iPhone to iOS 15?
I need to upgrade my iOS to 15.0 pls how will I go about it ?
[Re-Titled by Moderator]
iPhone 8, iOS 14
To upgrade your iPhone 8, select Settings > General > Software Update. If your phone is eligible for an update, you will be prompted to do so. You should be prompted to update to the latest iOS, which - for your iPhone - is 16.3.1.
Update your iPhone or iPad - Apple Support