Open Notepad and copy this text:
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon\DPP]
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon\ZoomBrowser EX]
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon\EOS Capture]
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon\EOSViewerUtility]
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon\PhotoStitch]
Save file and rename it to canon.reg
Double click on the file and answer Yes on prompt.
After that, download update software from Canon site and install it as it was the full version.