How to update my iPhone XR software?

ShawnGabiana wrote:

How to update

Assuming you have a compatible device, see: Update your iPhone, iPad, or iPod touch - Apple Support

And: If your iPhone, iPad, or iPod touch won't update - Apple Support If the above Apple articles do not help, please post back with relevant information. 

To update your iPhone, go to Settings > General > Software Update and update to the latest compatible operating software, which is iOS 18.2.