Yes you can change your subdomain anytime you like, but bear in mind that it is essentially invisible to your customers.

If you do change your subdomain, your previous subdomain will cease to work once the new one is set up and working.

You can change your subdomain in Website Settings (https://app.cardzware.com/admin/website-settings)

Related Articles:

• What is “My Domain” and how do I change it?

• What is “My Subdomain” and why do I need it?