Periodically, you may need to investigate whether you suspect service or performance issues may be affecting your organization. You can view the statuses of the services in your tenant by viewing the Service Health dashboard. To view the dashboard, follow these steps:

1. Navigate to the Microsoft 365 Admin Center (https://admin.microsoft.com), expand Health, and select Service health:

2. For services that display advisories or incidents, you can select the Advisory or Incident link next to the service or expand the Incidents or Advisories menu option to display relevant events.
3. If an event has a Show details link, you can click on it to review more verbose details:

You can also obtain service status information from the Microsoft 365 Service Health Twitter feed (https://twitter.com/msft365status).