Keeps your PC running at peak performance: Fully optimizes Windows for ultimate system performance and top Internet speed by unleashing the built-in power of your system, based on how you use your PC and your network configuration. It turns your PC into a business PC, a productive workstation, an entertainment center, a game machine, or a scientific computing PC. Defends PC security with extra protection: Detects and analyzes Windows security environment. Scans and removes spyware and adware using up-to-date definition files. Prevents spyware, hackers and hijackers from installing malicious programs on your computer. Erases and updates your PC's activity histories. One click to solve as many as 10 common PC problems: Advanced SystemCare 5 inherits the ease-of-use from previous versions, with more powerful capabilities. With one click, it scans and repairs ten PC problems and protects your PC from hidden security threats. Real-time optimization with ActiveBoost function: ActiveBoost, technology that actively runs in the background intelligently managing system resources in real-time, constantly detecting inactive resources and optimizing CPU and RAM usage.