Set up the LTE or 5G connection on your Surface
https://support.microsoft.com/en-us/surface/set-up-the-lte-or-5g-connection-on-your-surface-86c05114-1d78-f40a-912b-1a9fb05dbffe
WebIn the Mobile Plans app, you might be able to add your device to your current mobile operator account or sign up with a new one. Applies to: Surface Pro X, Surface Pro (5th Gen) with LTE Advanced, Surface Pro 7+ with LTE Advanced, Surface Pro 8 with LTE Advanced, Surface Pro 9 with 5G, or Surface Go 3 with LTE Advanced.
DA: 7 PA: 18 MOZ Rank: 56