How to Prevent AutoPlay for a Component

Illustrates which registry key must be set to prevent AutoPlay.


To prevent AutoPlay from launching in response to an event, add the following REG_SZ value, as shown in this example.


The value is the class identifier (CLSID) that the component that is generating the event is known by in the running object table (ROT). The value has no data.

Important  Under this key, the CLSIDs are not enclosed in braces ( {} ).