Windows LTSC version is a special Windows edition with the long-term support. In the Windows LTSC versions (earlier they were called LTSB � Long-Term Servicing Branch) Microsoft focuses on the system stability.

Windows LTSC version is a special Windows edition with the long-term support. In the Windows LTSC versions (earlier they were called LTSB � Long-Term Servicing Branch) Microsoft focuses on the system stability.

Windows 10, version 21H1 is a scoped set of features for select performance improvements, enterprise features, and quality enhancements. As an H1-targeted release, 21H1 is serviced for 18 months from the release date for devices running Windows 10 Enterprise or Windows 10 Education editions.