What’s New in Windows 10 Cumulative Update KB5003637
Microsoft has shipped new Windows 10 cumulative updates for all versions still getting support, and just as expected, the most recent stable builds are getting their own improvements.
Windows 10 version 2004, 20H2, and 21H1 are being provided with the same cumulative update because they share the codebase, so the refinements and bug fixes available this month are available via KB5003637 on all three versions.
Worth knowing is this cumulative update increases the OS build numbers to 19041.1052, 19042.1052, and 19043.1052, depending on the version running on your device, and you can check it out by simply typing winver in the Start menu.
A typical Patch Tuesday update
As for what’s new in Windows 10 cumulative update KB5003637, you should keep in mind this is a Patch Tuesday release, so it includes mostly security fixes supposed to resolve vulnerabilities found in the operating system and the pre-loaded components.