How do I install the WPMU DEV Dashboard on a temporary folder

I have WPMU DEV installed on my website. However, we are in the process of redesigning our entire website. We're doing this by having created a new website ( which is still under the primary domain ( Here we will redesign our entire site (thus the url name:newdesign) and then once finished transfer it to the main domain Can I add the WPMU DEV Dashboard dashboard for this temporary site and if so, please give me step by step instructions.

Thank you in advance,