Microsoft experienced a major outage on January 22 that affected Outlook, Teams, 365 and more. Here's what happened.

Microsoft has released emergency, out-of-band updates on Saturday for Windows 10, Windows 11, and Windows Server to fix an issue that prevented Microsoft Outlook from opening when using PSTs stored in cloud storage.

More than 15,000 Microsoft 365 users weren't able to use basic functions Jan. 22 after the company suffered problems.