On your iPad, you might get an alert about your Apple SIM. Or maybe you set up cellular data service on your iPad using Apple SIM but can't connect to the network. Apple provides guidance for these situations on their support site:
On your iPad, you might get an alert about your Apple SIM. Or maybe you set up cellular data service on your iPad using Apple SIM but can't connect to the network. Apple provides guidance for these situations on their support site: