Check 'Encrypt Metadata' to encrypt document metadata and disable the related settings of RMS Setting in 'Preferences' menu.
| Registry Hive | HKEY_LOCAL_MACHINE or HKEY_CURRENT_USER |
| Registry Path | Software\Policies\Foxit\PhantomPDF\RMS\Preferences |
| Value Name | EncryptMetadata |
| Value Type | REG_DWORD |
| Enabled Value | 1 |
| Disabled Value | 0 |