1. For your Mac, click the Wi-Fi icon. 

Step 1

2. Click the AT&T Wireless Internet's Wi-Fi Network.

Step 2

3. Enter the Password, then click Join. Your computer is now connected to the Wi-Fi network.

Step 3

4. From your PC, click the Connectivity icon on the bottom right of the screen.

Step 4

5. Click the router's Wi-Fi network, then click Connect.

Step 5

6. Enter the Password, then click Next. Your computer is now connected to the Wi-Fi network.

Step 6