2.2.1.14 PidLidSmartNoAttach Property

Type: PtypBoolean ([MS-OXCDATA] section 2.11.1)

The PidLidSmartNoAttach property ([MS-OXPROPS] section 2.301) is set to TRUE (0x01) if the Message object has no attachments that are visible to the end user. If this property is unset, a default value of FALSE (0x00) is used.