By 
CCleaner is a system optimization tool that removes junk files, fixes registry issues, and manages startup items. Cleans cache, temp files, browser history, restore points, duplicates, and more. Includes registry cleaner, uninstaller, and free space eraser. Ideal for users looking to optimize system performance. :contentReference[oaicite:8]{index=8}.
- Patch to remove trial limitations and software watermarks
- License key recovery with support for various file types
- Product key recovery for expired or lost licenses