How to Buy and Connect a Domain on Shopify

To buy and connect a domain on Shopify do the following:

1. Navigate to Settings / Domains
2. Click Buy new domain at the top right corner
3.  Search for a domain name and click on Buy next to the option you like
4. Fill out the Contact information form and complete the purchase
5. Verify your email and wait for 48 hours until the domain setup completes
6. If after 48 hours you don't have any warning/error banners, make sure your new domain has the Primary type
7. If after 48 hours you have warning/error banners, go to the Troubleshoot issues with domains connected to Shopify article and try to fix the issues you've got. If you can't, get in touch with Shopify Support

Read also "How to Connect a Third-Party Domain to a Shopify Store" and "How to Change "myshopify.com" Subdomain"