Ultimate Windows Tweaker v 2.0 for Windows 7 & Vista, is freeware. Its latest version 2.2 is available for download here.
Your suggestions, bugs reports, feedback or support requests are most welcome here. Its author, Ramesh Kumar, would be happy to help you out, here.
While giving feedback, please mention your OS & IE version. eg Windows 7 / Vista, SP1/SP2, 32/64 bit with IE 9, etc
UPDATES:
Ultimate Windows Tweaker 4 for Windows 10 has also been released. Support for it is available here.
Ultimate Windows Tweaker 3.0 for Windows 8 has also been released. Support for it is available here.