Looking for a way to use your MacBook in the clamshell mode without having to connect a power adapter? Check out Amphetamine, a free keep-awake utility for MacBook.

My 2013 13” MacBook Pro has reached its limit for my work (design with InDesign/Illustrator/Photoshop mostly). I’ve been running two 24” Cinema Displays while in clamshell mode, and the ...

For some users, the new 16-inch MacBook Pro does not always charge when completely shut down, and others are dealing with external monitors not waking correctly in clamshell mode.

Wish your MacBook would stay awake when you close the lid? Or go to sleep when you have a display connected? This application does the job.

The M3 MacBook Air models that were introduced today include support for up to two 5K external displays when used in clamshell mode, a feature that is not currently available on the 14-inch ...

Update: As we suspected, True Tone does not work on external displays when the connected MacBook Pro is in clamshell mode. Eric Slivka contributed to this report.

With the new release, Clamshell mode implements properly on lid-shut, even with a workspace spanning the MacBook Pro's internal display in conjunction with external displays.

Actually, I have the opposite problem: I usually put my MacBook Pro to sleep by closing it... but since it is attached to an external display, now it puts the machine in clamshell mode rather than ...