Thunderbolt docks review: The best way to connect your MacBook to your other devices
Laptops are often used like desktop computers, with external devices such as displays, hard drives, and printers plugged into the ports. When you need to use your laptop as a mobile device, you have to spend time plugging and unplugging those devices—a simple task, but an annoying, time-consuming one.
Laptop docks allow you to plug all your devices into the dock itself. You then connect the laptop to the dock, usually using a cable or two. No more dealing with a bunch of cables you have to unplug, untangle, and plug back in. (These docks can also be used with Thunderbolt-enabled desktop Macs—our testing with desktop Macs went without a hitch. But desktop Macs tend to have the connectivity you need, which makes a dock unnecessary.)
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