Microsoft said Saturday that services were fully restored after a massive outage that lasted for hours. “We have completed our efforts to address the underlying issue of the incident and restored service to the remaining impacted customers and regions,

The company says it doesn’t have a timeline for a full recovery and blamed a “technical issue” for the outage, saying it was not the result of a cyberattack or artificial intelligence. NBC News’ Christine Romans reports.

One think tank's estimate puts the cost of the outage at $7 billion.

Microsoft said in an update Friday that the outage was affecting a wide range of Microsoft 365 offerings that interact with its Exchange Online and email services. Services including Outlook, Teams and AI assistant Copilot were reported by users to be down.