This is the software publisher's description.

Tweak-XP Pro was one of the first tuning software applications designed exclusively for Windows XP. There's no need to find your way through the Windows registry: use Tweak-XP Pro v4 to enable hundreds of different secret settings for Windows XP with only a few mouse clicks.

Tweak-XP Pro bundles more than 56 different utilities in one. It was developed to combine tuning and optimising features to increase the speed of your Windows XP system.

With Tweak-XP Pro v4 we have added lots of new useful features to improve the performance of your Windows XP system.

Activate hundreds of hidden Windows settings, clean your registry, activate system restrictions, block pop-ups, block banner ads, get detailed system information, create a RAM Disc Drive, protect your privacy by cleaning your hard drive, repair ZIP files, manage TrueType fonts, improve your internet connection, optimise your CPU, optimize your RAM, and much more.