You can change the contact details on your domain through the Domain Control Panel. You can either use a single contact for all roles, or use different contacts for each role.
The roles attached with the domain name are:
To change the contact details:
If you want to change the owner of a .uk domain, you will need to make a request directly to Nominet.
To change the owner of a .uk domain:
Article ID: 200
Created On: Tue, Mar 10, 2015 at 5:01 PM
Last Updated On: Thu, Aug 12, 2021 at 2:09 PM
Online URL: https://www.heartinternet.uk/support/article/how-do-i-change-the-contact-details-on-my-domain.html