How do I update my cellular data
Y can’t I update my cellular data
iPhone XS, 12
Y can’t I update my cellular data
iPhone XS, 12
Updating Cellular Data depends upon your Cellular Service Provider.
Try contacting them. Meanwhile check the following
Cellular Update:
Update your carrier settings on your iPhone or iPad - Apple Support
https://support.apple.com/en-in/HT201270
iOS Update your device wirelessly
If a message says that an update is available, tap Install Now. You can also follow these steps:

About iOS 12 Updates - Apple Support
https://support.apple.com/en-in/HT209084
Updating Cellular Data depends upon your Cellular Service Provider.
Try contacting them. Meanwhile check the following
Cellular Update:
Update your carrier settings on your iPhone or iPad - Apple Support
https://support.apple.com/en-in/HT201270
iOS Update your device wirelessly
If a message says that an update is available, tap Install Now. You can also follow these steps:

About iOS 12 Updates - Apple Support
https://support.apple.com/en-in/HT209084
How do I update my cellular data