Iphone 7

..rabitwolverine..

Depending on the nature of your inquiry, given sparse to almost

no evidence of the depth; should there be a question:

Is there an update/upgrade pending; iOS version, for your iPhone?

The answer might be among latest 'newer versions' listed here:

iOS version history - (iPhone iOS + iPadOS) Wikipedia

https://en.wikipedia.org/wiki/IOS_version_history

..covers both ios hardware and software by model #s..

[iOS iPhone 7 could update to iOS 15.7.8 according to verified chart.]

Instruction for wi-fi or by computer, here:

Update iOS on iPhone - Apple Support

Did you have a question?