To select a different policy module
- Log on to the system as an Administrator. 
- Open Certification Authority. 
- In the console tree, click the name of the certification authority (CA). 
 
- Certification Authority (computer) 
- CA name 
 
- On the Action menu, click Properties. 
- On the Policy Module tab, click Select 
- Click the new policy module, and then click OK. 
- If the policy module has its own configuration interface, you can configure it by clicking Configure. 
- Stop and restart the Certificate Services service. 
Notes
- To open Certification Authority, click Start, point to Programs, point to Administrative Tools, and then click Certification Authority. 
- To register a new policy module so that it is available in the list of policy modules, refer to the Microsoft Platform Software Development Kit. 
- To stop and restart the Certificate Services service, see Related Topics.