Microsoft 365 is down as thousands prepare to start work for the day.
Nearly 200 outages have been reported since 5am, with Outlook email also affected.
Users say they are being told their licence is not valid despite being up-to-date with their subscription payments.
One customer wrote online: ‘It seems that a bunch accounts have been caught in a system error in which it shows that there are no payment details available for the accounts in the issue.
‘Currently any Exchange Emails are not being Received or Sent from any email platform I have tried (Outlook or Gmail).’
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