You can change the URL of the View Services button only through the command line.

To change the URL of the View Services button to “https://www.example.com”, run the following command:

• Plesk for Linux

plesk bin panel_gui  -p -mpc_portal_url https://www.example.com

• Plesk for Windows

"%plesk_dir%bin\panel_gui.exe" -p -mpc_portal_url https://www.example.com