How to Connect Multiple Monitors to a Laptop
Depending on your laptop, you might have multiple video ports or none at all. To connect three monitors to your computer, you’ll need three video ports. If your laptop doesn’t have three available ports, you’ll have to buy a dock or adapter that provides additional ports. You’ll need to determine which ports your external monitors have to know what kind of dock to buy.
Adjusting Multiple Monitor Settings
Once your monitors are connected, you’ll want to make sure you set them up on your computer correctly to get the most out of using them. Here are the most important settings to adjust: On a Windows machine, you’d go to Start > Settings > System > Display and it would look like this: Accordingly, you’ll want to run your primary display at the highest refresh rate possible and do your best to match this refresh rate on your other monitors.