Issue: WithSecure Client Security or Server Security scheduled scan causes high CPU usage. How can I reduce this? Resolution: Follow the steps below to change the priority of the scan from "Normal" to "Background" to improve the host performance during scheduled scanning: Open the Policy Manager consoleSelect a host or policy domain from the domain treeGo to the Settings tabNavigate to Windows > Manual scanningIn the Scheduled scanning section you can change these settings to improve performance: Run scanning with low priority (scan takes longer but takes less CPU resources)Scan only known file types (scan in faster but does not scan all files)Scan inside compressed archives (this requires significantly more CPU resources)After changing settings, distribute the policy (Ctrl + D)