Step 1: Find an USB drive;
Step 2: Download the Digital Camera Utility "software updater" from the below official link:
http://www.ricoh-imaging.co.jp/english/support/digital/dc_utility5_win.html
Step 3: Copy and save the file to the root of the USB drive;
Step 4: Rename the Label of the USB drive to S-SW140;
Step 5: Click and open the Zip file, choose the 32-bit or 64-bit folder and execute the Setup;
Step 6: Install the program as if it is just a normal Setup ad complete the installation in a moment.
I hope this trick helps and could be useful to any Pentax user just in case.