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How to Turn Off MacBook Pro Screen with the Lid Open and Using an External Monitor « Mac OS Tips :: Gadget Hacks
![Used a very weak fridge magnet and some masking tape to force my MacBook Pro into clamshell mode without closing it, so I can use an external monitor, without sacrificing the thermals. Used a very weak fridge magnet and some masking tape to force my MacBook Pro into clamshell mode without closing it, so I can use an external monitor, without sacrificing the thermals.](https://i.redd.it/gzm50am9gjy41.jpg)
Used a very weak fridge magnet and some masking tape to force my MacBook Pro into clamshell mode without closing it, so I can use an external monitor, without sacrificing the thermals.
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Hyper's Latest Hubs Let You Connect Two 4K Displays to an M1 MacBook Using a Single Port - MacRumors
![How to Use Your MacBook in Closed-Display Mode with an External Display - Laptop/Mobile Service Center How to Use Your MacBook in Closed-Display Mode with an External Display - Laptop/Mobile Service Center](https://www.topteksystem.com/wp-content/uploads/toptek-macboon-replace-screen.jpg)