ok ... Got these from the NET.
Here are 3 options what you can try.
OPTION 1:
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You can run SFC utility for checking system files corruption. You would be needing the XP cd if some system files are corrupt.
Run this in the command prompt.
sfc /scannow
For more information regarding SFC, click the link below:
*www.updatexp.com/scannow-sfc.html
You can then try the normal routine for showing Protected/System files from Folder Options.
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OPTION 2:
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This is a Registry Modification hack. Backup your current registry before applying any of the following.
Backup Registry Help: *support.microsoft.com/kb/322756
Right Click the link below & save it. Double Click/Click the registry file. Press YES to continue addition to registry.
*www.kellys-korner-xp.com/regs_edits/savesettings.reg
Reboot & Check if it works now.
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OPTION 3:
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Right Click the link below & save it. Double Click/Click the VB script file. Press Yes to execute the script.
*www.kellys-korner-xp.com/regs_edits/showhiddenfiles.vbs
Reboot & Check if it works now.
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Lemme know if any of them worked.