A widespread outage disrupted Microsoft 365 services including Teams, Outlook, OneDrive, SharePoint, and Xbox Live, with users reporting spikes and Microsoft acknowledging an investigation. Microsoft is updating status via incident MO1437424 in the 365 Admin Center and is reviewing affected network paths as it works to resolve the issue.

Tech· Jul 23, 2026

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Microsoft OneDrive

cloud storage and file synchronization service from Microsoft

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Microsoft OneDrive· Tech · 6 sources · Jul 23, 2026Story

Microsoft 365 outage disrupts Teams, Outlook worldwide

Tech· Jul 23, 2026

Facts from Wikidata (CC0). Image by Microsoft via Wikimedia Commons (Public domain).

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About Microsoft OneDrive

Microsoft OneDrive is a file-hosting service operated by Microsoft. First released as SkyDrive in August 2007, it allows registered users to store, share, back-up and synchronize their files. OneDrive also works as the storage backend of the web version of Microsoft 365. OneDrive offers 5 gigabytes of storage space free of charge, with 100 GB, 1 TB, and 6 TB storage options available, either separately or with Microsoft 365 subscriptions.

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Inception: August 1, 2007
Website: https://skydrive.live.com/, https://onedrive.live.com/

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