Can't use on localhost subdomain

Hi all,

Similar to this forum post here:

If you are using a localhost domain, they will display a watermark and will not need a key.
If you are using a subdomain for localhost, you will need to change this via a similar method here:
It talks about running a web server with a name other than localhost: asp.net - How to configure web server to run with another name instead of ‘localhost’ - Stack Overflow

Best regards,
Kevin Kim