I think that this "next generation of Windows" refers to both Windows 10X and Microsoft's upcoming Sun Valley update for Windows 10. On the Windows 10X side, things are self-explanatory.

In fact, with its second-generation multicore tweaking (good-bye, global lock!), Windows 7 is poised to overtake XP even earlier than Windows Vista — perhaps at 16 or 24 cores.

Microsoft is teasing a “next generation” of Windows coming very soon. CEO Satya Nadella revealed at Build 2021 that Microsoft is making some store changes for Windows developers.

Microsoft is planning to detail its “next generation of Windows” at an event later this month. The software giant has started sending invites to media for a Windows event on June 24th.

CEO Satya Nadella has confirmed that Microsoft is working on the next generation of Windows, which features a new design language internally codenamed "Sun Valley" and is reportedly launching ...

We should expect big, big changes with the future version of Windows, just as PCs and PC gaming are going to the next level with all of these new CPUs, GPUs, PCIe 4.0, and soon PCIe 5.0 and DDR5 ...

But future generations of Snapdragon X are coming to Windows PCs at some point, with some expecting them to arrive as early as next summer, about a year after the original Snapdragon X laptops.

However, this doesn’t necessarily mean that devices with older CPUs can no longer use Windows 11 at all. Versions 22H2 and 23H2 haven’t had their requirements updated to need stronger processors.

This Windows release will only support the first-generation Galileo hardware, but “Microsoft is also committed to supporting the currently available Galileo Gen 2 hardware with a future release ...