Microsoft 365 backup performance degraded in several regions
Monitoring - The latest changes have been deployed to every affected region. Backup success rates are climbing across the fleet and we are watching them settle.
4 Aug 2026, 16:09 BST
Update - Configuration changes are going out to the remaining regions to further reduce the degraded backup performance. We will keep watching the results as we develop additional improvements.
4 Aug 2026, 13:26 BST
Identified - Backups are still degraded for some Microsoft 365 services across multiple regions, caused by API throttling from the move to Microsoft Graph.
4 Aug 2026, 09:41 BST
Investigating - We are looking into reports of slow backups affecting some Microsoft 365 tenants.
3 Aug 2026, 22:15 BST
