Please follow these steps to connect your domain to your Umbrella site:
Step #1:
Purchase a domain from any company you want (E.g. GoDaddy, Hostgator, NameCheap, etc)
Step #2:
Go to Umbrella Dashboard -> Marketing -> Websites -> Setup website
Step #3:
Choose subdomain name.
At the end of the process, when you connect your website to your own domain name, the subdomain name will NOT be visible, feel free to choose any name you see fit.
Step #4:
After choosing a subdomain, a new Custom Domain option will appear.
Enter your custom domain name and click on Set Custom Domain.
Step #5:
Go to your hosting company (or domain registrar) from which you purchased your domain.
Go to your domain DNS SETTINGS and set them as follows:
A (Host)
@ (points to) 185.58.213.122
CNAME (alias)
www (points to) Mydomain.com
(Replace "Mydomain.com" with the Domain name you own)
That's it - you're done!