Background

There is really not much need to keep a laptop’s lid opened when connected to an external monitor.

OS

Linux

Outline

1. Launch terminal
2. sudo to root
3. edit /etc/systemd/logind.conf
   • Change folder to /etc/systemd
   • Backup current logind.conf
   • Launch editor ( vi) and pass along file name ( logind.conf )
   • Keep current HandleLidSwitch=suspend commented out
   • Add HandleLidSwitch=lock
   • Save Changes
   • Exit Editor
4. Restart Services
   • Restart systemd-logind.service
     • Command :- systemctl restart systemd-logind.service

 

Images

logind.conf

logind.conf – Original

logind.conf – Revised

 

Windows

Outline

1. Access Control Panel \ Power Options\ System Settings
   • Select “Choose what the Power Buttons do”
   • The “Control Panel\All Control Panel Items\Power Options\System Settings” window appears
     • Access the “Power and sleep buttons and lid settings” group box
     • Focus on “when I close the lid” area
       • There are two options
       • The first been “On Battery” and the other “When plugged in”

Images

Control Panel \ All Control Panel Items \ Power Options \ System Settings

Original

Revised

 

Validation

The steps above were validated on the OSes listed below:

1. Linux
   • Cent OS
2. MS Windows
   • Version 10

References

1. Redhat
   • Products & Services > Product Documentation > Red Hat Enterprise Linux > 7 > Desktop Migration and Administration Guide
     • 13.10. Preventing the Computer from Suspending when Closing the Lid
       Link