小賢的部落格

Package.appxmanifest:

<Package xmlns:rescap="http://schemas.microsoft.com/appx/manifest/foundation/windows10/restrictedcapabilities"

                IgnorableNamespaces="uap mp rescap"

                >

  <Capabilities>
    <rescap:Capability Name="cellularDeviceIdentity" />
  </Capabilities>

</Package>

C#:

var modem = MobileBroadbandModem.GetDefault();
var imei = modem?.DeviceInformation.MobileEquipmentId;

Debug.WriteLine(imei);

參考資料:

https://msdn.microsoft.com/en-us/windows/uwp/packaging/app-capability-declarations

https://social.msdn.microsoft.com/Forums/windowsapps/en-US/c054bebb-f3f7-429c-a0c1-1fed0b0522cb/how-to-get-imei-number-in-windows-phone?forum=wpdevelop