How to update my iPhone 7 Plus to iOS 16

Saying "please" will not help the fact that the iPhone 7 Plus cannot update to iOS 16.

You will need to please use an iPhone 8 or higher model if you want to run iOS 16.

Please update my iPhone 7 to iSO 16 please I need help

Update iPhone 7 Plus with iOS 16, please,

You cannot update an iPhone 7 to anything higher than iOS 15. You will need a newer iPhone to continue to receive new versions of iOS versions.