Description |
You have to open the control panel. Click on phone and modem option in the control panel. After that, you need to click on the modems tab. Then, you ought to highlight the modem. Now, you need to click on the properties button. And also, you should click on the advanced tab. To get further information, you need to join the Att Customer Service. 1-833-554-5444 http://attcustomerservicephonenumber.com/ |