If you ordered directly from Sectigo then these details can be changed by following the process below:

1. Log in into your account via https://secure.sectigo.com/

2. Select IdAuthority

3. Select Website Options

4. Click Edit against the domain for which the details should appear against

5. Enter the details, and then click Apply Changes.

If your order was placed through a partner of Sectigo, please submit a ticket at https://sectigo.com/support-ticket