I want to update my iPhone past iOS 15
My phone has been stuck on verision 15 I want to update it but it says (An error occurred while checking for a software
[Re-Titled by Moderator]
iPhone X, iOS 15
What iPhone model specifically are you trying to update?
The iPhone X in your device line can update to iOS 16.
If the over the air update is not working correctly, you may need to update it using a computer.
click here ➜ Update your iPhone, iPad, or iPod touch with iTunes - Apple Support
or here if you have a recent Mac ➜ Update your iPhone, iPad, or iPod touch with the Finder - Apple Support