As we can see you are in the (2nd) registration steps. That means you already completed the purchase key verification steps. If you want to reinstall it again then you need to re-upload the fresh script. Because once you completed the 1st steps then it can’t be reversed.
Please provide your cPanel credentials (URL, Username, Password) and required information to complete the installation using our Envato Market (codecanyon) profile contact formhttps://codecanyon.net/user/themelooks#contact (screenshot as reference https://prnt.sc/10o0iwt ) including this support topic link as a reference to review the issue to fix.