What is a Subdomain?
Your website’s subdomain is the default address:Changing Your Subdomain
- Open your website in the editor
- Click Settings tab
- Go to Domains section
- Find the Subdomain field
- Enter your new subdomain
- Click Save
Subdomain Rules
Valid subdomains:- Use lowercase letters (a-z)
- Use numbers (0-9)
- Use hyphens (-)
- Don’t start or end with hyphen
- Keep it short and memorable
Examples
Good subdomains:mycompanyacme-corpstudio123
-mysite(starts with hyphen)my site(contains space)MyCompany(uppercase)
After Changing
When you change your subdomain:- Old URL stops working immediately
- New URL becomes active
- Update any links to your site
- Inform visitors of the change
Tips
- Choose a subdomain that matches your brand
- Keep it short and easy to type
- Avoid numbers if possible
- Consider SEO implications

