The endless cat-and-mouse game between Microsoft and the community of devoted Windows hackers just took another turn.

At least those 900 million Windows 10 users have another year before support ends—absent a surprise Microsoft support extension, an affordable support package or a workable workaround. But for 50-million Windows users that end of support nightmare has come true, and Microsoft is warning them of the consequences.

Microsoft ( MSFT) is bringing major updates to its Copilot artificial intelligence platform for Windows, expanding the software's capabilities with a number of new features, and introducing the ability to speak directly to the AI helper.