System.Communication.FollowupIconIndex
The icon index used on messages marked for followup.
Windows 10, version 1703, Windows 10, version 1607, Windows 10, version 1511, Windows 10, version 1507, Windows 8.1, Windows 8, Windows 7, Windows Vista
propertyDescription name = System.Communication.FollowupIconIndex shellPKey = PKEY_Communication_FollowupIconIndex formatID = 83A6347E-6FE4-4F40-BA9C-C4865240D1F4 propID = 100 SearchInfo InInvertedIndex = false IsColumn = true typeInfo type = Int32
Remarks
PKEY values are defined in Propkey.h.