How to detect Samsung S10 5G is running on 5G network?

Question

Android Q added a new network type, NETWORK_TYPE_NR, for 5G, it is not available for Android Pie. Yet the just released Samsung S10 5G has fully supported 5G function, it ca

Answer 1

There is an official documentation to detect 5G on Android 11. https://developer.android.com/about/versions/11/features/5g#detection

Call TelephonyManager.listen(), passing in LISTEN_DISPLAY_INFO_CHANGED, to determine if the user has a 5G network connection.