Unlike 4K TVs or gaming monitors, there isn’t a library of in-depth professional reviews on HDMI splitters for dual monitors that you can quickly turn to for trusted recommendations.

If you are stuck with only a single HDMI port, you're still not entirely out of options. HDMI splitters on the market can turn it into two or even four HDMI ports.

Question: It only has one HDMI port. I've googled it, and found that you can mirror a dual monitor setup, but also that you can stretch the image, using a cable splitter and thus use a second monitor.

An HDMI splitter provides the capability to project the same image to multiple screens, which is handy if you’re, say, hosting a big sports viewing party across several TVs or a head-to-head ...

HP offers a port replicator, but it sends the second attached monitor through the USB, and is not actually giving you another HDMI port off the on-board video (which does support multiple displays ...

HDMI switches can increase the functionality of compatible electronic devices, and you probably already have tons of them in your home. “High-definition multimedia interface (HDMI) has become ...

Steps for how to use an ultrawide monitor as two monitors. If you're on PC, click and hold the window you wish to split on your screen, drag it to the top of your screen, and use the Snap Assist ...

If you have multiple monitors, you’ll see their configuration at the top of the Displays preference widow. Again, you can move them around to suit your setup. Jim Rossman is a tech columnist for ...