You can still continue the steps by clicking in Add new and you can add or remove subdomains to get familiar with the feature, but they will not work. This only works in the production environment.

Select Configure your domains option and input there both domains that you want to track.

You can't connect to the channel from locahost, you will need to deploy into a well know server and provide the domains used to connect to sandbox and to production to the support team so they can enable those domains in the respective environments.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.

If your account has custom subdomains you can also configure the domains this payment method will be available for.