Installing the Decode Shell Extension program.
Click on the Start button at the bottom left of your screen and choose Find, Files or Folders from the menu.

Type SETUPDX.EXE in the Named box and click on the Find Now button

Once the SETUPDX.EXE file has been located on your C: drive, double click on setupdx.exe under Name to start the program to install the Decode Shell Extension software.

Read the helpful information on the next screen, then click on the Next button.
Click on the Next button.
Click on the Next button.
Click on the Finish button.
Congratulations! You have just installed the Decode Shell Extension program.
IMPORTANT! You must restart your computer after installing the Decode Shell Extension program before it will begin to work.