Solved it!
Create a new startup application and call it "Login sound"
In Command window enter:
paplay /usr/share/sounds/zorin/stereo/desktop-login.ogg
Comment: Play sound when login.
[Acknowledgement to: How to Enable Login Sound in Ubuntu – Better Tech Tips - who deserves full credit!]
Log out and back in again and it is back! Or present if you never had it!
You could of course change it for something more fun:
Second one was the login sound, last one log-out sound which I managed in Cinammon a long time back.