Software Catalog Policies for Software Catalog. Software Catalog Configure Software Catalog Enables and configures Software Catalog. Catalog entries are stored below HKLM\Software\Policies\STL\Softwarekatalog\Catalog. Value name is alias, value format is PackageId|DisplayName|Description. Required software is stored below HKLM\Software\Policies\STL\Softwarekatalog\Required. Value name is alias, value is 1. Client reads up to 500 entries per list. Allow users to install software Allow users to uninstall software Automatically install required software Allowed software. Name = alias, value = PackageId|DisplayName|Description. Required software. Name = catalog alias, value = 1.