Along with what has become contributed above by @manzapanza, you will need to verify Should the CSP hasn't been configured in your software's web config file simply because if the environment exists it's going to override your meta tag environment inside your index file like in the example down below: https://self-adhesiveminitrunking68900.activablog.com/36494525/detailed-notes-on-self-adhesive-mini-trunking