Windows 10's activation servers suffer issue causing PCs to deactivate

[Windows Central]

Windows 10 Pro licenses are being deactivated due to an ongoing issue with Microsoft's activation servers.
Many users booting into their Windows 10 PCs this morning are being met with a deactivated machine as Microsoft's activation servers struggle with an ongoing issue. Users on Reddit have noticed that those affected are being asked to install Windows 10 Home instead, as their Pro license no longer works.

Full story from the WindowsCentral blog...