You'd have to use the same app that a capture card would use, and since you wouldn’t be using an external capture, it’s just cutting out the middleman. The only reason a laptop would have an HDMI-in port is if it had a capture card already built inside. It's possible to do it without a capture card via an HDMI-in port, but that's harder to find, and more expensive, than you might think. You cannot feed the Nintendo Switch's HDMI cable to your laptop because it has only an HDMI-out port. Can I Use An HDMI Cable To Connect My Switch To My Laptop Whilst this is one method of using your laptop as a monitor for your Switch, its very likely that. The forum user, 0tter, asked if their Nintendo Switch can run on an Alienware 15 R3 with an HDMI-out 2.0 port, two USB 3.0 ports, a USB Type-C port and a Thunderbolt 3 port. Setting up your laptop as a monitor takes an understanding of your connection options, the operating system, and a few adjustments to your screen. On your Windows laptop, navigate to the left end of your taskbar (on the bottom of your screen) and press the 'Start' button. Whether you primarily use your laptop for business, gaming, or school, there may be a time when you want it to do double-duty as a second screen for your computer.

Can I directly use a hdmi (switch dock) to usb 3.0 (laptop) cord to make it work or do you need a capture card to do that? How to use a laptop as a monitor for your desktop PC.

Is there any way to do this without buying a capture card? I don't know my cords that well. I want to play my switch on my laptop monitor. I have a nintendo switch and an alienware r3 15.

How to use laptop as monitor for switch