How to connect a laptop to a projector with HDMI? Firstly, you'll need to make sure that both the laptop and the projector are switched on.

StarTech.com's $210 IPUSB2HD2 HDMI-over-IP extender device connects to HDTVs and projectors so they can stream audio and video from nearby computers.

The most basic PC-to-TV connection consists of running a wire from your computer to the HDMI input on your TV. If you have an ...

The Apple USB-C VGA Multiport Adapter lets you mirror your Mac display to a VGA-enabled projector, TV or display in up to 1080p HD. Thankfully there are cheaper third-party USB-C to VGA adapters.