A Microsoft 365 outage is preventing Exchange Online users from sending and receiving emails, with messages being stuck in transit and not reaching the recipients' inboxes. "We're investigating a ...

Exchange Online outage EX1331830 has blocked email delivery across North America, Asia-Pacific, and Europe since June 2, 2026 ...

Microsoft is investigating ongoing Microsoft 365 issues preventing some Exchange Online customers from accessing their mailboxes. "We've identified an issue affecting Exchange Online connectivity for ...

Public folders in Exchange Server are used to collaborate and share information among the members of a workgroup or the entire organization. These folders help users to share mailbox items and ...

Formally released as Exchange Server Remote Connectivity Analyzer, Microsoft Remote Connectivity Analyzer is a tool for analyzing, troubleshooting, and fixing Office 365 apps and other Microsoft ...