Install canon eos software
To install canon eos software via their download version. You need to create corresponding registry key as below.
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon]
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon\DPP]
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon\EOSViewerUtility]
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon\PhotoStitch]
[HKEY_LOCAL_MACHINE\SOFTWARE\Canon\ZoomBrowser]