When closing the lid of the laptop and the second monitor is connected, the laptop does not go into suspend mode (Dell Inspirion 17, Zorin OS 15.3)

Can you please try these tips: [PKMAN630] How turn off External Display, on closing lid in Ubuntu 20.04 20.04, multiple-monitors, suspend, laptop asked by PKMAN630 on 04:43PM - 13 Aug 20 UTC If they do not work, I can only su…