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When using an external monitor with a MacBook, how can I turn off the MacBook's display and use only the external? I think that using both puts too much stress to the MacBook, am I right?
MacBook Air 13″, macOS 10.13
I used to do that with a MacBook in clamshell mode.
Mac notebooks: Use your Mac notebook computer in closed-display [clamshell] mode with an external display - https://support.apple.com/HT201834
I used to do that with a MacBook in clamshell mode.
Mac notebooks: Use your Mac notebook computer in closed-display [clamshell] mode with an external display - https://support.apple.com/HT201834
Thank you!
Mirroring - turn off MacBook display
