Subject flags are written additionally to mail headers if enabled. Mail headers are written without subject flags if disabled. Mail headers are written without subject flags if the policy is not configured.
| Registry Hive | HKEY_CURRENT_USER |
| Registry Path | Software\Policies\Net at Work GmbH\Net at Work MailGateway\Outlook AddIn |
| Value Name | WriteSubjectFlags |
| Value Type | REG_DWORD |
| Enabled Value | 1 |
| Disabled Value | 0 |