Killer Network Service (KNS) has been causing issues for Windows users recently, leading to high CPU and disk usage.It is a background service related to Intel Killer Wireless Series cards, aimed at enhancing gaming performance.Not a virus or malware, KNS can be mistaken for one by antivirus software if not associated with Intel Killer WiFi cards.To address high CPU usage by KNS, users can stop the service via Windows Services, switch to a high-performance power plan, or uninstall it.Uninstalling KNS through the Control Panel or using the Resource Monitor to end the process are effective solutions.Running the DISM command can restore the system's health if KNS has caused issues with Windows files.Rolling back to a previous restore point or updating the operating system are also recommended to address performance issues related to KNS.Ensuring that the operating system is up to date is crucial in maximizing performance and addressing system slowdowns.Users can seek further assistance on disabling KNS by updating Windows or implementing other solutions mentioned in the article.The article provides comprehensive guidance on understanding and resolving issues related to the Killer Network Service on Windows.