| | DisplayName | Description | ID | Base Class | Abstract | Hosted | Singleton | Group | Extension | Accessibility | ElementId |
|---|
 | File Attachment | Defines the properties of files attached to items such as incidents and change requests | System.FileAttachment | System.Information | False | False | False | False | False | Public | 3ffafa10-9628-de4d-ee4c-2372d40ace2f |
| Information | All system information | System.Information | System.SupportingItem | True | False | False | False | False | Public | 07192db2-3486-62c6-cd18-b23270f22e72 |
| Provider Configuration | Provider Configuration | System.Search.ProviderConfig | System.UserPreference | False | False | False | False | False | Public | f2c7b01e-33aa-acc1-9ea0-43cd55a8dca2 |
| Supporting Item | Supporting Item | System.SupportingItem | System.Entity | True | False | False | False | False | Public | 649999db-abe1-c991-dd4b-3770c80b1838 |
| User Preferences | All of the preferences that a user can set | System.UserPreference | System.SupportingItem | True | False | False | False | False | Public | 778a0ba4-4e9f-6618-e20e-f92eef9b8de7 |
| Localization | Localization | System.UserPreference.Localization | System.UserPreference | False | False | False | False | False | Public | 438e90fa-01d7-3315-7164-8cf01776652c |
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