The outage began Friday at around 11 a.m. Eastern Time, with reports of technical issues spiking in the afternoon and peaking shortly before 2 p.m. More than 14,500 service incidents were reported by then, outage tracker DownDetector's data shows. By 5:44 p.m., the number of reports fell to a little less than 1,100, according to the tracker.
According to DownDetector, 67% of the user-reported issues involved the Teams app, 25% are service connection-related problems and 8% are website issues. Users complained they were unable to use the service, citing messaging delays and problems with graphic displays.