Changes to the Registry caused by Internet activities and IE errors can both lead to the problems you have mentioned. Just use Advance PC Tweaker to restore both the Registry and IE errors.
As for poor system performance, the causes can be various such as virus, other programs taking up running space, too many junks and duplicates, etc. Advanced PC Tweaker will help to restore the Registry, tweak the Memory and remove junks and duplicates. These functions can help to improve the system performance of your computer.
http://www.advancedpctweaker.com/download.php
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Last edited by apt-support004 at 2008-8-21 20:26 ]