Microsoft is investigating after its services including messaging system Teams and email platform Outlook went down for users around the world.
The service status monitoring website Downdetector recorded thousands of users reporting problems with Teams, Outlook, Microsoft 365 and XBox Live on Wednesday morning.
The site had detected 4,132 incidents of people complaining of outages on Outlook in the UK as of 7.54am on Wednesday, while 1,971 Microsoft Teams issues had been reported by just after 8.10am.