SafeTweak XP Knowledge Base is an online collection of 257 safe tweaks for Windows XP computers. The collection is divided into 6 categories: Control Panel, Desktop, Explorer, Internet, System and Windows Programs. Use Registry Editor to apply most tweaks. Note: This is an offline edition of SafeTweak XP Knowledge Base, but it only contains 134 safe tweaks (each category is limited to 5 pages only). Version 3.2 redesigned user interface.