Defrag the files you want to, without having to process the whole drive (more infos) without installation.Download Portable Defraggler on RapidShare (0.5 MB)
Extract on hard disk or USB key and run DefragglerPortable.
If you want to run in Debug Mode, write DebugMode=true in DefragglerPortable.ini in Data folder: log files will be saved in Data\Defraggler when closed.
Settings of installed Defraggler should be preserved.
