I hope I can help.
Unfortunately, I can not send you an activation code for wisefixer, or help you with that unless you own the program, but I know of some great programs that are free, well recognized, and work very well (possibly even better).
, is a great program. It also has a great site in case you need help with the program itself
. This program can clean files, the registry, help you with clean up your startup, and other such task.
is really just a better version of window's default defragmenter.
For the most part, that really is all that you should need for cleaning up your computer. If I can help you with anything else, or in using these programs, go ahead and post!
I hope that helps!