How can I update my cellular

oghenedoro wrote:

It showing error then I will receive a cellular update failed

https://discussions.apple.com/content/attachment/5f157f7e-7bd0-4815-a0cf-472061ffbee5

If you see an Update Failed or Apple Pay Not Available alert after iOS update or restart - Apple Support

What happens when you connect to wifi and not hotspot?

oghenedoro wrote:

My iPhone is showing I need to update my cellular network

Check settings - cellular

Don't see it there, contact your cellular data provider.