The least expensive way to increase the performance of a PC is to limit applications that are running in the background. Check the Taskbar in the lower right corner of your screen near the clock. Do you need all those apps launching every time your PC boots?
Kaspersky
Kaspersky's award-winning anti-malware technology continues to rack up the awards – from the independent testing labs to product certifications to product reviews. There are more than 300 million users protected worldwide by Kaspersky technologies, with over 150,000 new customers added every week.