TUNE UP 2011 > Drive Defrag

TUNE UP 2011 > Startup Optimizer

TUNE UP 2011 > Shortcut Cleaner

TUNE UP 2011 > Registry Defrag

TUNE UP 2011 > Registry Cleaner

DISK DEFRAGMENT

DISK CLEANUP

MAINTENANCE COMPUTER (Perawatan Komputer)

TO SOME TYPE OS (BEBERAPA TIPE OS UNTUK PC (PERSONAL COMPUTER)/ DESKTOP)

KNOWING WHAT IT MEANS OF THE OS (MENGENAL OPERATING SYSTEM (SISTEM OPERASI))