
For record purposes only : (For reference only)
1. Server 500 error:
500 error prompt appears on the page, and the IIS management interface website is stopped. It usually appears after the 443 port is added to the web management panel. The solution is to delete it.
2. How to configure an SSL certificate:

Import certificate in IIS

Edit. Remember to select the certificate just imported and complete the binding.
So far, SSL is enabled.
Tools that may be needed: Convert the certificate to an importable PFX file