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Symptoms When users request a delivery receipt for a message that they send to external recipients, they receive the following message:...

Problem You set a transport rule in Microsoft 365 to return a non-delivery report (NDR) that displays a custom message. However, the...

Problem When you try to validate an outbound connector in the Exchange admin center in Microsoft 365, the test email message isn't...

Problem When you try to create or change a transport rule in Exchange Online or in Exchange Online Protection, you receive an error...

Symptoms You create an Exchange transport rule to control the behavior of messages that have been automatically forwarded by users in...

Symptoms When you try to add recipient domains to any of the outbound connectors in Microsoft Exchange Online, you receive the following...

ℹ This blog post was originally posted by Microsoft in the Microsoft 365 message center. Outlook for iOS/Android is getting new reporting...

ℹ This blog post was originally posted by Microsoft in the Microsoft 365 message center. Remote Help supports AVD sessions with 1 user on...

This feature is an enhancement to the existing IRM Office Indicator. In the current version, only sensitivity label changes on the...