You have a carrier simif you got your sim card from a wireless carrier, not from apple, follow these steps to set up, change, or deactivate a cellular data plan:Set up a planif you set up a cellular data plan at your local carrier, then the sim card will be activated.
How to deactivate just hook up account
To deactivate a prepaid plan, which is contract free, don't renew it at the end of the month.
How to deactivate just hook up
If a message says that the account type isn't supported, contact your carrier and ask them to deactivate your account.
You can hook multiple connectors to a group, and when you hook up one or more connectors, they're available to everyone in the group.
A message says that the account type isn't supported or if you don't see a view account button, call your carrier and ask them to deactivate your account.
Once hooked up, they're known as connected accounts and are listed on the my accounts page.
Use this feature, just start conversations as normal in the messages app on any of your devices.