DeX is the tool which had the most weight in my relatively recent decision of joining the Samsung ecosystem with a phone as well.
This is a feature specific to some Samsung phones which basically converts your phone into a kind of a full computer, once you connect it to a screen, a keyboard and a mouse.
They also provide a tool to use DeX on your laptop, with Windows or Mac. I would say that this is quite a nice way to interact with your phone and also get familiar with this special feature.
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