Apple SIM can no longer activate new cellular data plans on iPad - The Verge

Apple SIM for iPad cannot be used to activate cellular plans anymore

You Can Now Test T-Mobile's Network Using an App and eSIM - MacRumors

Microsoft rolls out cellular data app for own SIM card

iPad - Wikipedia

AT&T is locking down Apple SIM cards in the iPad Air 2 and iPad Mini 3

iOS Devices Archives - Page 16 of 410 - 9to5Mac

Apple Introduces New iPad Pro With T-Mobile LTE Band 12, AT&T LTE Band 30 - Mobile Internet Resource Center

Apple's Magic Keyboard for iPad Pro: Everything You Need to Know - MacRumors

Using Dual SIM with an eSIM - Apple Support (SA)

Initial Thoughts: Apple Watch Series 3 with cellular connectivity