David wrote:
> My computer seems to have gone into overdrive.
>
> CPU usage 100% constantly, Task Manager/Processes says mainly System.
>
> Computer will not shut down on its own.
>
> Tried scanning with AVG Virus Checker but that runs very very slowly,
> other progammes slow and hang up regularly.
>
> I did use Reg Cleaner to stop some programmes loading at start up a few
> days ago, there was no immediate deterioration after that. I had to reload
> some elements because programmes would not run. I have subsequently run a
> system restore to a point prior to removing some of the start up
> programmes, and intsalled SP3 all to no benefit.
Reg Cleaner may have ruined your Windows install. See this thread about
registry cleaners for why they are Bad:
http://aumha.net/viewtopic.php?t=28099
A scan with AVG isn't going to be thorough enough. Go through these general
malware removal steps systematically -
http://www.elephantboycomputers.com/...moving_Malware
If the computer is truly virus/malware-free, do clean-boot troubleshooting
to track down the culprit.
Clean boot in Windows XP -
http://support.microsoft.com/kb/310353
Clean-boot advanced troubleshooting in Windows XP -
http://support.microsoft.com/kb/316434
How to Troubleshoot By Using the Msconfig Utility in Windows XP -
http://support.microsoft.com/?id=310560
Malke
--
MS-MVP
Elephant Boy Computers
www.elephantboycomputers.com
Don't Panic!
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