Issues on systems after installing Microsoft Windows April 2019 updates or later
Technical Articles ID:
KB91476
Last Modified: 2/14/2022
Environment
Multiple McAfee Enterprise products
Microsoft Windows April 2019 update KBs and later Windows monthly updates
Summary
Recent updates to this article
Date
Update
February 14, 2022
Removed the End of Life ENS 10.5.x category.
McAfee Enterprise is one of several antimalware vendors who encountered issues after installing Microsoft Windows April 2019 updates or later on systems.
Examples of reported issues include:
Slow boot times
Slow performance
See the following table for the latest information about each product.
Microsoft Windows Operating System
Microsoft KB
Endpoint Security Impact
Host Intrusion Prevention Impact
VirusScan Enterprise Impact
VirusScan Enterprise with Threat Intelligence Exchange Impact
For details about the fix for Client Server Runtime Subsystem (CSRSS) included in the Windows April 2019 updates, see this Microsoft article on CVE-2019-0735.