What is the role of the 'dcomcnfg.exe' tool in resolving DCOM errors?

'dcomcnfg.exe', or Component Services, is the primary tool for configuring DCOM settings in Windows. It allows you to browse and manage DCOM applications, modify their security settings (including launch, access, and configuration permissions), and troubleshoot DCOM-related issues such as error 10016. It provides the interface to set Launch and Activation Permissions.