This tutorial is an extension of the tutorial we wrote ago: Disable and delete the thumbs.db files in Windows 7
Do as said in that tutorial before the point “Disable these files”. Now you need Windows 7 Registry Editor to do the work, instead of Windows Group Policy Editor (GPEdit.msc).
Windows Registry Editor will open; Navigate to :
Now, create a 32 bit DWORD there name it “NoThumbnailCache” by right clicking on the right sided pane:
Double click and setting its value to “1″ .
Exit Registry Editor. This is it.