Windows 10 version 22H2, released October 18, 2022, reaches end of service and the end of security patching, on
May 14th, 2024.
UPDATE: Microsoft has announced that for Windows 10, 22H2 will be the last feature update, and security patches will end on the previously-announced end-of-life date for Windows 10. Both 22H2 and Windows 10 will reach the end of security patching Oct 14, 2025.
More information on the Microsoft blog, here: