Open regedit from the menu Démarrer (Vous pouvez aussi invoke the file using Run command).
Naviguez vers the following registry branch:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\FileExts\.lnk
Cliquez sur the arrow to expand it and delete the sub-key named UserChoice.
Exit from Éditeur du registre.
After this do a reboot.