hello
have you tried this
do you have a Windows Xp cd, not the restore cd's that come with some systems, the cd will have the Windows logo & 3D hollowgram/image on it
if you do not maybe you can barrow one from a friend/family member/co-worker as long as it is the same version that is on your system
if you have (Windows XP Home Ed. sp2 ) then the cd will have to be that / if you have a cd with (Windows XP Home Ed. )you will have to slipstream (SP2 ) onto a disk that you create
this also applies for (SP3)
this also applies to (Windows XP Professsional )
http://www.helpwithwindows.com/WindowsXP/winxp-sp2-bootcd.html
now if you do have the Windows XP cd with sp2 please follow these steps
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performing a (sfc) system file checker
It is a scan that checks the core files & dlls of the (os) operating system and replaces them if they are corrupt or missing with the correct original version
start
#1 then select (run) , then press enter
a window will open
#2 type in ( cmd ) then press enter
another window will open
#3 type in ( sfc )then press enter
another window will open
#4 type in (sfc /purgecache) then enter / your pc will work like crazy / this helps in rebuiding the cache file (notice the space between (sfc & /)
#5 type in (sfc /scannow ) then press enter ( notice the space between the (sfc & / )
now a scan will start , have your (Windows XP software disk ready ) your pc may ask for this disc when it starts or during the scan( so you must sit with the pc while this scan functions ) , if it does then incert the cd into one of your cd/rom/player's , your pc will then reconnize it and continue , you will then have to minimize the splash screen for the cd to see the scan , when the scan is finished you will need to close the cd and all open windows , then remove the cd
you will then need to do a ( Disk Cleanup ) , then empty the caches & temp files thru the (Internet Options) , then do a defrag
restart your pc
then do a defrag again after the reboot
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also
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now this is the process
a (sfc) is a windows scanner that is directed at the core system files & dll's
it scans only these files & dll's to see if they have been corrupted or replaced by (maleware/spyware/trojans/ viruses/ ect..that are designed to mask themselves as part of the operating system and cause havic or send information/data to it maker /originator
now i do know that during this process that these 2 patches/hotfix's will be knocked out
KB902400 & KB914440
to wich can be easily reinstalled by downloading them from the download center at microsoft / since microsoft is always creating patches & fix's for the software to solve issues they placemant & page that they are on will change / when downloading them you can save them for fucture use and reinstalling / just make a file and put them into it / one will ask to have the system rebooted ( yes ) the other simply is installed
i use (Belarc Advisor)to wich will show you all your installed patchs & fix's and if they are intack & will give you a direct link to microsft to either give you info on the patch/fix or a link to reinstall the patch/fix
you can download it here
http://www.majorgeeks.com/Belarc_Advisor_d1385.html
now with the removal of infections i find it to be best to do a (sfc) for from the process of removal some files/ dlls can be damage and need to be replaced
now also when you remove infections it can also cause added programs to act weirdly or to stop fuctioning all together to wich they may need to be repaired or reinstalled