Turn off labtop display when using external?

[jc8081]

Is there a way to turn the laptops display off when im using a external display?

I know i can dim it almost off but i want it completely so i can save battery..thanks

 

[GGJstudios]

Is there a way to turn the laptops display off when im using a external display?

I know i can dim it almost off but i want it completely so i can save battery..thanks

You should be running on AC power while using an external display, so battery isn't an issue.

Apple Portables: How to use your computer in closed clamshell (display closed) mode with an external display

 

[jc8081]

but if im not buy my charger its fine to run without right?

 

[Peteman100]

If you have an external mouse and keyboard, you can close the lid of your laptop