for Office 365
1. How to disable journal transfer
1.1. Login to the Office365 account with administrator privilege and go to [Management] - [Exchange] - [Compliance Management] - [journal rules].
・Select "HDE One journal rule1" ("HDE One ジャーナルルール１") and delete it.
・Select "HDE One journal rule2" ("HDE One ジャーナルルール１") and delete it.
*In the case that the rule name is different from the above, please confirm that "SEND JOURNAL REPORTS TO" is displayed as firstname.lastname@example.org. (This is also mentioned in the attached reference sheet.)
1-2. Click [Send undeliverable journal reports to : email@example.com] and delete the address, then save the settings.
If journal rules other than those of HDE are configured, please set a new address.