Microsoft says that it is compatible with Vista, but no mention of 64 bit Vista or Win 7. Does anybody have experience backing up Outlook using this Add-in with Win 7 64 bit? If this won't work are ...

Get Add-ins function allows you to install and manage new add-ins in Outlook and other Office apps. However, some users have reported that the Get Add-ins feature is greyed out in their Outlook app.