Microsoft 365 outage left its applications without service for 19 hours
Microsoft 365, the productivity platform with the largest market share and made up of 28 applications, was down for 19 hours, from the previous afternoon until its recovery after 14:00. According to the company's January 2026 data, it has 450 paid licenses and 95 million consumer subscribers, more than 545 million in total, putting the estimated base of affected users between 820 and 1,000 million. Outlook, with more than 400 million active users, was the focus of the outage.
In 45 seconds
- The Microsoft 365 outage lasted 19 hours and affected several of its 28 applications, including Outlook, Teams, Planner, To Do, Power BI, Power Apps, SharePoint, Intune, Defender and Purview.
- In January 2026 the company reported about 450 paid licenses and 95 million consumer subscribers, more than 545 million in total.
- The estimated base of affected users stands between 820 and 1,000 million, depending on the user multiplier of each plan.
Read the full story at La Vanguardia
IASummary generated by artificial intelligence from a story by La Vanguardia. It may contain errors: the original source prevails.
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