We know that you might be wondering whether it’s really possible to extend the display with an HDMI splitter. You can use an HDMI splitter to extend the display to several monitors at a time, but each of the monitors connected to the HDMI splitter will share the same signal.
Can you use a HDMI splitter for multiple monitors?
An HDMI splitter takes an HDMI video output from a device, like a Roku, and splits it into two separate audio and video streams. Once split, you can then send video to two separate monitors from a single source.
How do you hook up 3 monitors to one computer?
How do you connect three monitors to a laptop? First, make sure your laptop graphics card supports three monitors. Then, connect your laptop and monitors to a dock and go to Settings > System > Display. If you don’t see all of the monitors, scroll down to Multiple Displays and select Detect.
Can I use an HDMI splitter to extend not duplicate my laptop screen across two monitors?
An HDMI splitter can’t extend the display to two monitors. What a splitter does is mirror the original image to 2 or more displays. A USB-to-HDMI adapter may effectively add a second HDMI port, which will extend the display.