Question: Can I use an HDMI splitter to extend, not duplicate, my laptop …

Answer (1 of 20): It is the case with most modern laptops with a HDMI port that you only need a simple HDMI cable connected to the laptop. Plug the other end of the HDMI cable to the external monitor. Then hold down the windows key and press “p” to bring up the choices. Choose “Extend” and you a…
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