- 1). Log in to the "Online Account Management" section of the AT&T wireless website. Type in your wireless number and password and click "Submit."
- 2). Click "Check Upgrade Options" in the "Phone/Device" box.
- 3). Check the box with your AT&T Tilt account. Click "Upgrade Selected Lines."
- 4). Click iPhone from the choices of available phones. Click "Next."
- 5). Click any features and accessories you want, such as an iPhone case. Click "Checkout."
- 6). Review your iPhone upgrade and make sure your billing and shipping address are up to date. Click "Submit." The iPhone will be delivered to your home and the cost will be added to your next AT&T wireless bill.
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