STEP 1: Go to Domains
Click on the Store (1) button within your editor and select 'Search domains' (2) from the drop down menu
STEP 2. Search for a domain name
Enter the domain name you would like to buy (1) and click on the Search (2) button to see if the domain is available.
You will see next if the domain is available or not. Click on Get domain to purchase the domain name.