Topic
Issue when HTML Dynamic Advanced Commands are not working.
HTML DACs are not working, while others work correctly. The connector in browser is greyed out for all sites.

This issue can occur when the browser is installed after Studio/Robot.
Other symptoms (for Chrome):
- kryon.html.nativemessaging.host.exe process isn't running.
- Folder Program Files/Nintex Studio/native-messaging-host/chrome is missing
Instructions
This can happen when the browser is installed after Studio/Robot.
Other symptoms (for Chrome):
- kryon.html.nativemessaging.host.exe process isn't running
- Folder Program Files/Nintex Studio/native-messaging-host/chrome is missing
<Installation Drive>\Program Files\Nintex Studio\native-messaging-host

Execute (replacing extension ID by actual one ) in order to check the actual ID for the Connector the Developer Mode should be enabled in Chrome Extensions:
Kryon.Html.NativeMessaging.Host.exe register --browser chrome --extension <extension_ID> -g false
Example screenshot below:

Restart Studio and Browser.