Your screen must have an internet connection.
The permalink has a limited lifetime (see How to configure permalink settings?). To be able to display it continuously, you can install a certificate on the browser. You will find the procedure here on how to generate it: How to connect with a certificate?.
After, you can paste the link on the desktop of your screen to create a shortcut or save it to favorites for easy retrieval.
You can click on the icon to open the permalink.