Microsoft have released Windows 10 20H1 build 19041.84 to WSUS (Windows Server Update Services). This is for IT departments to test the Windows 10 April 2020 Update, known as Windows 10 version 2004. Administrators will be able release the update to machines in their test groups so they can test the new release.
The Windows 10 April 2020 Update doesn’t have a massive list of changes but there are some nice features and many reliability and security improvements. You can read all about it on my blog post or you can watch my video guide.