It seems like you're encountering an issue with the display size when using the Media Center in Windows 7 Beta with your Xbox 360. This could be due to a resolution or display setting mismatch between the Media Center and your TV. Here are a few steps you can try to address this issue: 1. Adjust Display Settings on Xbox 360: - Go to your Xbox 360 settings and check the display settings. You may need to adjust the screen resolution or aspect ratio settings to match your TV. 2. Calibrate Display Settings: - Within the Xbox 360 settings, look for an option to calibrate the display. This can help you adjust the TV size settings to fit the screen properly. 3. Update Graphics Drivers on Windows 7: - Ensure that your graphics...