What is Microsoft Exchange? The cloud tool behind Microsoft Outlook issues.

Microsoft's popular suite of enterprise products, known as Microsoft 365, which includes Outlook, Teams, and Copilot, suffered from a massive outage on Thursday.Or did it?While more than 100,000 users reported problems accessing Microsoft Outlook and Microsoft 365 on the platform DownDetector, Microsoft is saying it's actually a cloud tool called Microsoft Exchange that's causing problems. So, what is Microsoft Exchange? And why does it being down affect your ability to access your email or mess