How to play .mov files in MCE2005?
If you have QuickTime installed, you will need to unistall it. Download and install Quicktime Alternative v1.42 / – Untick install media player classic (you are already using WMP10) – Associate .mov with windows media player Edit the registry by adding in KEY_CLASSES_ROOT\.mov\ the a new string value “PerceivedType”, type REG_SZ; remember to set its value to video.