Here are some of the alert messages you may receive:
"This movie cannot be played because it requires Windows 7 and a display that supports HDCP."

"This movie cannot be played in HD."

"This movie cannot be played in HD on this display."

"To play this movie in HD, you must have a PC with a built-in display or have it connected to a display that supports HDCP."

"To play this movie in HD, you must move the entire window onto a built-in display or a display that supports HDCP."

"To play this movie in HD, your PC must have Windows 7 and a built-in display or a display that supports HDCP."


High-bandwidth Digital Content Protection (HDCP) is a security feature requiring the use of HDCP certified products in order to display digital media like High-defintion (HD) video. In iTunes for Windows, in order to view HD content, both the display hardware (computer screen, LCD, external monitor, and so on) and video card driver must support HDCP. For additional information on purchasing and viewing HD Videos, refer to iTunes: Purchasing and viewing HD Videos.