Outage in Microsoft 365
Potential issues accessing mailboxes via one or more connection methods
Resolved Minor
July 02, 2026 - Started 26 days ago
- Lasted 21 days
Incident Report
Summary AI Generated
Microsoft 365 flagged a potential issue with Exchange Online where users may have experienced errors accessing mailboxes via one or more connection methods. After investigation, Microsoft determined no actual service incident occurred and the service was healthy throughout. The alert was closed with no impact confirmed.
Title: Potential issues accessing mailboxes via one or more connection methods
User impact: Users may experience errors or failures when accessing their mailbox via one or more Exchange Online connection methods.
Current status: We're investigating a potential issue and checking for impact to your organization. We'll provide an update within 60 minutes.
Components affected
Exchange OnlineTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
26 days ago - at 07/02/2026 09:17PM
Title: Potential issues accessing mailboxes via one or more connection methods
User impact: Users may experience errors or failures when accessing their mailbox via one or more Exchange Online connection methods.
Final status: The investigation is complete and we've determined the service is healthy. A service incident did not actually occur. This communication will expire in 24 hours.
This is the final update for the event.
26 days ago - at 07/02/2026 08:27PM
Title: Potential issues accessing mailboxes via one or more connection methods
User impact: Users may experience errors or failures when accessing their mailbox via one or more Exchange Online connection methods.
Current status: We're investigating a potential issue and checking for impact to your organization. We'll provide an update within 60 minutes.
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