You can install Premium Web Builder on your website using your Account Management Panel (AMP). Premium Web Builder, is installed on the server and does not install anything on your local computer. You access your Premium Web Builder account in a web browser however, it does not install anything onto your web browser.

Please note, that if you already have Premium Web builder installed on a domain, to install it on a subsequent domain there is a $12 per year license fee. 

To log into AMP, you can go to 

https://secure1.inmotionhosting.com/index/login

Once you have logged into AMP, on the left hand menu pane, select "Other" under the "Additonal Services" heading.

Next, Select your plan in the center of the page under the "Add Services"

Under the "Add Additional Services" select "Request Website Builder"

On the next screen, click on the "Next" button if the domain name in the field is correct.

Congratulations! On the next screen, you will see the Premium Web Builder has been successfully installed on your account.