Call cust service, ask them to disable your modem, which will put it back in the walledgarden state, then they need to activate it again and create your username and password. There should be no need for a tech visit unless you... Read entire answer

You can do a system resore to the point of where your computer was working good, Start Menu All Programs Accesories System tools then System restore Read entire answer

Yes you will need a wirless or a hard lined router to connect more devices to your network Read entire answer

Incoming Mail Server - Name mail.comcast.net mail.comcast.net Incoming Mail Server - Port Number 995 (POP3) OR 110 (POP3) Outgoing Mail Server - Name smtp.comcast.net smtp.comcast.net Outgoing Mail Server - Port Number 465 (SMTP) OR 587 (SMTP) SSL Encryption checked unchecked Authentication Comcast ID and Password required Read entire answer

14th St. And Florida Blvd. Bldg T923, Fort Campbell KY 42223 Read entire answer

Go to www.dropbox.com and click on the forgot password option by the sign in screen. Read entire answer

For better coverage you need the netgear router, do not get the dory device as its range is very bad and a lot of people have issues with it. But it all depends on the size of your home, you may have... Read entire answer

Dial your home telephone number. When your personal greeting begins to play, press #. Enter your passcode when asked Read entire answer

Any AA battery will work for the xfinity remotes Read entire answer

If your pressing the " All On " button then you maybe out of sync with your tv on press cable then press power. Both should be in sync then you can start pressing the " All On " button again Read entire answer