Idle session timeout is a much-requested feature from organizations to protect sensitive company data. When you enable idle session timeout in Microsoft 365, it will sign users automatically out of Office web apps after a period of inactivity. In this…
We did configure an Exchange Hybrid configuration and now want to let the organization use Microsoft 365 groups. That's one of the checks we have in the Exchange Hybrid test plan checklist. So the Exchange on-premises mailboxes can also use…
The user has a primary mailbox and an archive mailbox. You only want to move the primary mailbox to Exchange Online and keep the archive mailbox on-premises. However, when you create the move, an error shows: Cannot execute this move.…
You like to migrate primary mailboxes only without moving archive mailbox from Exchange Online in Microsoft 365 to Exchange On-Premises. The following error message appears: ParameterValueRequiredPermanentException: You must specify the ArchiveDomain parameter. What is the solution for the failed message?…
You like to offboard a mailbox from Exchange Online to Exchange On-Premises. This time you get the error: ArchiveGuidsDontMatchPermanentException: The archive GUIDs on source 'Simon Berry' and target 'Simon Berry' recipients don't match. Source archive GUID: 00000000-0000-0000-0000-000000000000, target archive GUID:…
The default external postmaster address is set to the default accepted domain. What if you want to change the external postmaster address or check that everything is in place? In this article, you will learn how to configure the postmaster…
We have to offboard a mailbox from Exchange Online to Exchange on-premises. After following the steps, we get a mailbox move failure at the end, and the mailbox will not complete. Why is the mailbox move failing, and what is…
Users get a Microsoft credential prompt in the Outlook client. This does not matter when you restart Outlook or create a new Outlook profile. It keeps prompting for the Office 365/Microsoft 365 credentials. But, the mailboxes are not in the…
Outgoing mail stays in the Exchange Server mail queue and is not delivered. What's going on? The incoming mail flows, but outgoing mail doesn't. The mail needs to flow to the outside world, and we can't have this delay. Let's…
We can't create a mailbox in Exchange Server, and it shows the error: Load balancing failed to find a valid mailbox database. We didn't change anything, and this error occured. Why is this happening, and what is the solution? Table…