Microsoft suffers a massive outage of Outlook, Teams and its 365 services More than 130,000 users reported problems with Microsoft Outlook this Thursday, November 12 in the United States, according to the monitoring site Downdetector, which also recorded about 46,000 reports of failures in Microsoft 365 and about 3,000 in Teams. The company reported that it had resolved a Teams outage affecting users in North America, but later said the problem could affect Microsoft 365 connectivity in other regions.