Microsoft claimed that the latest Windows 10 Version 1903 update KB4515384 brought fixes for the high CPU usage issue from . While the high CPU issue seems fixed users are claiming that this update has totally killed search functionality. Attempting to search results in a blank window.
Other users took to Reddit and official Microsoft forum to report many new issues after installing the update. Some are reporting a critical error message while trying to access the Start Meu. On uninstalling this update Start Menu works again.
Some reported that Action Center doesn’t open after installing this update. Again uninstalling the update fixes the issue.
For some users, the USB HID devices stopped working because the update seems to break the USB HID device recognition.
Do let us know if you have also been facing similar or different issues after the installation of the latest Version 1903 update KB4515384. In case you are facing an issue, it is better to roll back and uninstall this update.