With Windows 10 version 1909 - that is running on 11% of PCs - reaching the end of support next week, Microsoft has removed all blockers preventing users from updating to versions 2004 and 20H2.
Safeguard holds RSS
Microsoft has added a new Group Policy to Windows 10 versions 1809 and newer that allows IT admins to disable all 'safeguard holds' that prevent feature update installs through Windows Update.