I am unable to update or install my iPhone

What iPhone model do you have, and what iOS is it on? It may be that your iPhone no longer supports iOS software updates, in which case you would have to upgrade.

The latest iOS software is 17.6.1, ⇢ iPhone models compatible with iOS 17 - Apple Support

-Zachyy ✌️

Niyaaaaa4577 wrote:

I just can’t update my phone I don’t see a install

Which model of iPhone?

What is the existing version of iOS?