Adding a postal code to receive the correct guide
1Press the Windows Media Center Start button 
on the remote control, or, with the
mouse, click the Windows Start Button 
on the taskbar, and then click Windows Media Center.
2In the Tasks menu, click settings, TV, Guide, and then click Set Up Guide Listings.
3Click Next.
4Click Yes, use this region to configure TV services, and then click Next.5Click Yes, and then click Next. Microsoft downloads current updates.
6Click Yes, and then click Next.
7Click I agree, and then click Next.
8Select Download when connected or Manual download, and then click Next.9Enter the postal code, and then click Next for Windows Media Center to determine which TV/program guide listings are available for your country/region. Microsoft downloads the program guide.
10Click Finish.
Adding missing channels to the guide
If some program channels do not appear in the guide, you can add them. To add the names and numbers of the channels that are missing, or to change the association between channel numbers and lineups:
1Press the Windows Media Center Start button 
on the remote control, or, with the
mouse, click the Windows Start Button 
on the taskbar, and then click Windows Media Center.
2In the Tasks menu, click settings, TV, Guide, and then Add Missing Channels to add the call letters and numbers of the channels that you are missing.
3Click Add Channel.4Use the numeric keypad on the remote control or the keyboard to enter the name of the missing channel, and then click Next.
5Enter the correct channel number, and then click Add.
6Click Assign channel to assign a new channel number. Or
Click Share channel to share the channel number with another channel.
7Repeat steps 3 through 6 to add additional channels.
8Click Done when you have added all the channels.
188Getting Started (features vary by model)