Sending, receiving, and organizing email in Outlook.com
Hello,
I’d like to inform you that there is a known widespread issue currently affecting connectivity to multiple Microsoft 365 services, which may prevent some users from accessing them.
Microsoft engineers are actively investigating and working to resolve the issue. We appreciate your patience and understanding while they work toward a resolution.
In the meantime, you may refer to the link below for the latest updates and any additional information regarding this issue: https://portal.office.com/servicestatus