Internal Certificate ERR_CERT_COMMON_NAME_INVALID

I had an internal web app where the cert expired and when renewing it with a new SSL Key or the same I kept getting an internal error that "Your connection is not private". Example:

It wasn't until I came across this picture from MS that I got it working. I had to add 2 entries for DNS, the short name and FDQN.

Sources:

Using Certificates for AADJ On-premises Single-sign On single sign-on - Windows security | Microsoft Docs

How to Fix NET:: ERR_CERT_COMMON_NAME_INVALID Error? (ssldragon.com)