Use MOF Manager to Customize SMS_def.mof
The disabled classes and properties appear in red; the enabled classes and properties appear in green.
To use your customized SMS_def.mof for hardware inventory, copy the customized file to the \SMS\Inboxes\Clifiles.src\Hinv directory on the site server.
Installing and Starting MOF Manager
Collecting Hardware Inventory Overview
Extending the Inventory Overview