How to get the newer version of iOS

You can go to Settings>General>Software Update and check if there is a new iOS version for your iPhone model, according to this compatibility chart:

If you want to know which iOS version is currently running on your iPhone, go to Settings>General>About.

If you need the iPhone user manual, click on this link:--> iPhone User Guide – Apple Support (UK)

Regards

Giulio

Tap Settings > General > Software Update

If a new update for your iPhone is available, it will appear here. Tap to update.