[CCleaner v4.05 Core Architecture] ├── File Cleaner (Temporary Internet Files, Memory Dumps, Log Files) ├── Registry Cleaner (Obsolete Keys, Missing Shared DLLs) ├── System Tools (Startup Manager, Context Menu Editor) └── File Finder (Byte-by-Byte Duplicate Detection Engine) 1. Browser Tracking Removal
(Note: Users searching for "CCleaner 4.5" for mobile devices are typically looking for the CCleaner for Android v4.5 update, which introduced App Hibernation and Device Booster engines to mobile architecture). Core Optimization Features of CCleaner 4.05 ccleaner 4.5 free download
Windows XP, Vista, Windows 7, Windows 8 (32-bit and 64-bit builds) [CCleaner v4
The 4.0 series introduced critical functional overhauls to the Piriform cleanup engine, including the tool and specialized 64-bit performance tuning. Scrubs historical logs and download histories from older
Scrubs historical logs and download histories from older Gecko rendering profiles.
Scans and removes unlinked file extensions, invalid ActiveX paths, and missing shared DLL references to enhance system boot speed.
Manages plug-in directories and clears persistent tracking scripts. 2. File and Registry Optimization