Allowing for pc display to be closed while using monitors monitors. This should be setup automatically via SCCM power policy but if this is not done, you may have to do this manually.
1) Right click screen and click "Display settings"
2) On the left side click "Power + Sleep"
3) Scroll down to Related settings and click "Additional power settings"
4) On the left side click "Choose what closing the lid does"
5) Next to the "When I close the lid:" and under "On battery," click the drop down menu and select "Sleep."
6) Next to the previous box and under "Plugged in" click the drop down menu and select "Do nothing."
7) Click "Save Changes"
To extend displays for 1+ monitors
1) Right click screen and click "Display settings"
2) Scroll down to "Multiple displays" and click Extend desktop
3) Select Identify and move the numbered boxes into the correct order according to the way your monitors are numbered on your desk.
4) Select "Apply"