Overwrite or Append Junk Mail Import List

By default, when a new Junk E-mail Filter list is deployed, Outlook appends the new Junk Mail Import List to the existing list. Enable this setting to replace the existing list with the new list, instead of appending to the current list.

Supported on: At least Windows 7

Registry Pathsoftware\policies\microsoft\office\16.0\outlook\options\mail
Value Namejunkmailimportappend
Enabled Value0
Disabled Value1


Administrative Templates (Computers)

Administrative Templates (Users)