1. Swipe in from the right edge of the screen, tap Settings, then tap Change PC settings.
(If you're using a mouse, point to the top-right corner of the screen, move the mouse pointer down, click Settings, then click Change PC settings.)
2.Tap or click Network, then tap or click the name of your mobile broadband network.
3.Tap or click Scan.
4.To have Windows automatically choose a network, select Automatically select (recommended). Or, to choose a network yourself, select the network name from the list, then tap or click Register.