Quote:Since the release of the Windows 10 KB4535996 cumulative update, Windows users have been reporting numerous problems including boot issues, crashes, performance problems, audio issues, and developer tools no longer working.
The optional Windows 10 KB4535996 cumulative update was released on February 27th, 2020 and while it resolved some Windows Search issues, it also introduced other issues for users who installed the update.
Unfortunately with Windows 10 installed on over 900 million PCs, there are always going to be problems for some users when installing a new update such as Windows not booting, the screen flickers, Cortana is broken, or they can no longer launch programs.
For some, these issues can be resolved by updating to newer drivers or software installed on the computer.
Read more: https://www.bleepingcomputer.com/news/mi...udio-more/
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