Fix SSL error on website for Webmaster Your connection is not Private

If you get this error

Your connection is not private. Attackers might be trying to steal your information from .example on Chrome

or

Warning:potential security risk ahead on Firefox

How to solve SSL error after you have performed a hosting migration or you have damaged your lets Encrypt SSL cert.

The common causes could be, the you have just performed migration, or your Cert is damaged/corrupted. Cert have mismatched information. You will need to generate new Cert from your webhosting.