When a user is on litigation hold in Exchange Online, their mailbox content is preserved in a read-only state to meet legal and regulatory requirements. While this is a useful feature for ensuring that all mailbox content is preserved, it...

Recently we encountered an issue where a client was using Exchange Online authenticating using ADFS/SSO. Issue: Outlook would not connect to Exchange Online after changing the user’s password in Active Directory. Troubleshooting:  We ran Outlook in Online mode, this remedied...