KB ID 0001837 Problem If you attempt to edit the authOrig attribute of a mail enabled group using ADSIedit you will get the following error. There is no editor registered to handle this attribute type. Why would you be doing this? This is done when you want to restrict who can email a group. Solution If you are running either on-premises Microsoft Exchange (or are running in Hybrid Exchange mode, and have retained an Exchange server for management,) You can simply use the Exchange Admin Center to add the person or group that you want to restrict access to. Recipients > Groups > Group-Name >...