Windows Core OS, along with CShell, allows Microsoft to create new versions of Windows 10 quickly, and share standard components and features across different device types and WCOS versions quickly and easily.

Will there be a replacement for Windows 10?

The most suitable replacement will be Windows 10 21H2, the refresh released in October 2021 that also offered two-and-a-half years of support.

Is there a Windows 10 core?

Windows 10 IoT Core is the smallest version of the Windows 10 editions that leverages the Windows 10 common core architecture. These editions enable building low-cost devices with fewer resources. Development for Windows 10 IoT Core leverages the Universal Windows Platform.