This article describes using AT&T AllAccess in Mac OS X 10.9.
INSTRUCTIONS & INFO
Starting December 31, 2022, the AT&T AllAccess app is going away. As a result, some features on your device may no longer be supported. You'll be able to view data usage and notifications on your myAT&T account page, and you can explore other options to stay connected with your device on the go. Learn more about mobile hotspot options.
The mobile broadband section displays signal strength and data usage, and connects you to the wireless network.
The Wi-Fi section displays the current Wi-Fi information, and connects you to Wi-Fi networks.
Click ACCOUNT to view account settings, data usage, and data plan details.
Click AT&T Wi-Fi to open the Wi-Fi network locator.
Click the Notifications icon to view device notifications.