CCleaner is a system optimization tool that removes junk files, fixes registry issues, and manages startup items. It deletes cache, temp files, browser history, restore points, and duplicate files to free up space. It includes essential tools like a registry cleaner, an uninstaller, and a space eraser for privacy. Ideal for users looking to optimize system performance. Despite previous malware issues, the current version of CCleaner is secure when kept up-to-date.
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