SymptomsWhen clicking on View --> Use MacLook Parallels Desktop starts downloading but fails to install.
CauseMost likely, the user account you are using in your virtual machine doesn't have administrative privileges.
ResolutionAssign the user account administrative privileges.
To do so, go to the Windows Start menu, then select Control Panel --> User Accounts, choose User Accounts again, and then Manage User Accounts.
The popup window will appear. In this window, choose your user account and select Properties. It will bring you to another window where you can change user account privileges.