This site will look much better in a browser that supports web standards, but it is accessible to any browser or Internet device.

WinXPTutor's XP Resources

Windows XP Tips, Illustrations and registry edits

How do I alter the default size and quality of thumbnail images?

Tweak UI for Windows XP SP1 provides an option using which you can alter the default size and quality of thumbnail images. Download and install Tweak UI from here

  • Install Tweak UI and run it.
  • Double-click Explorer menu in the left, and choose Thumbnails
  • In the right-pane, alter the Thumbnail Size - Default value being 96
  • You can also change the quality of the thumbnails using the slider at the top

twktbnail.JPG (23374 bytes)

Note the differences between the thumbnail images below (96 vs 150 pixels)

Your ALT-Text here      Your ALT-Text here

The Thumbnail size and quality metrics are stored in the following registry values:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer]
ThumbnailSize     (REG_DWORD)
ThumbnailQuality (REG_DWORD)