File associations - Notepad opens when you click file with "txt" extension. When extension exists and application does not this relation is incorrect.

Programs location - Path of registered programs in Windows can be incorrect.

Registered applications - Windows proposes some programs when you open unknown file. Some of these programs may be incorrect.

Common libraries - Many programs use common libraries. If these libraries do not exist this relation is incorrect.

Com/ActiveX/Interface sections - This section provides work of many programs.

Startup section - In startup section programs which don't exist may be placed. Their links can be removed.

Uninstall section - Many times when you improperly uninstall applications a number of entries are left within the Add/Remove Programs section. These entries are left over because the original application was already removed.

Font/Help/Sound sections - Some files links exist only in the registry. "New Utilities" can scan this section of the registry to find these files that are no longer used within their specified location.

Registry Cleaner - "New Utilities" module that safely removes obsolete and temporary information from the Windows registry (applications history, etc).