How to disable sleep and configure lid power settings for Ubuntu

 

Enable sleep:

1. Open a Terminal .
2. Run the following command: # systemctl unmask sleep.target suspend.target hibernate.target hybrid-sleep.target

Configure lid power settings:

1. Open the /etc/systemd/logind.conf file for editing.
2. Find the line #HandleLidSwitch=suspend.
3. Remove the # character at the beginning of the line.
4. Change the line to either of the desired settings below:
   • HandleLidSwitch=poweroff to shutdown computer when lid is closed
   • HandleLidSwitch=hibernate to hibernate computer when lid is closed
   • HandleLidSwitch=suspend to suspend computer when lid is closed
   • HandleLidSwitch=ignore to do nothing to do nothing
5. Save the file and restart the service to apply the changes by typing # systemctl restart systemd-logind