: Permanently deletes sensitive files so they cannot be recovered by unauthorized users. Free vs. Pro

: The official download is typically an .exe installer rather than a .rar archive, which simplifies the installation process and ensures file integrity. Why Avoid ".rar" Downloads from Unofficial Sources?

Downloading in a .rar format—especially from third-party sites or peer-to-peer networks—carries significant security risks. If you are looking for a reliable and safe way to optimize your PC, it is strongly recommended to use the official installer. Official and Safe Download