Microsoft says that Windows 10 and Windows Server users will be blocked from installing incorrectly formatted third-party drivers after deploying this month’s cumulative updates. The issue is caused by improperly formatted driver catalog files that trigger the errors during the validation process. Microsoft also fixed Internet connectivity and Windows Subsystem for Linux 2 issues with the release of the KB4577063 non-security preview cumulative update for Windows 10 2004. The company also pulled the Cumulative Update package 7 (CU7) for. SQL Server 2019 CU8 with a fix for a known reliability issue.
Source: https://www.bleepingcomputer.com/news/microsoft/windows-10-now-blocks-some-third-party-drivers-from-installing/