Set Up Three Monitors on the Prime Docking Station 14-in-1

Quick answer

Install the DisplayLink driver before you plug in the dock, then connect each monitor to a separate video output and confirm all three in your display settings. The DL7400 chip handles the extra displays, so driver order matters more than cable brand.

Step-by-step triple monitor setup

1. Install the DisplayLink driver first: Download the current DisplayLink driver for your operating system and install it before connecting the dock. Restart if the installer asks. Common mistake: plugging in the dock and monitors first, then installing, which can leave one display undetected until a restart. Confirm the driver appears in your installed apps before moving on.
2. Connect the dock to your laptop: Plug the dock's host cable directly into the laptop, not through a hub or monitor's USB pass-through. Common mistake: daisy-chaining through an unpowered hub, which can drop the dock or one display. Use a direct laptop port and avoid extension cables on the host link.
3. Attach each monitor to a separate video output: Run one cable from each monitor to its own video port on the dock. Do not split two monitors across a single adapter. Common mistake: using the same port type for all three when the dock expects you to spread them across its available outputs. Label each cable at the dock end so you can identify a screen later.
4. Set each monitor to the correct input: Use each monitor's on-screen menu to select the input you plugged into. Common mistake: leaving a monitor on auto-detect when it picks the wrong source after sleep. Lock the input manually if a screen wakes to 'no signal'.
5. Arrange the displays in your OS settings: Open your display settings, confirm all three screens appear, then drag them into the physical order on your desk and set the main display. Common mistake: leaving the laptop screen as primary when you want the large monitor to hold the taskbar and menus. Save the arrangement and test by moving the cursor across all three edges.
6. Test sleep, wake, and reconnect: Let the laptop sleep, wake it, and unplug and replug the dock once. All three screens should return without a restart. Common mistake: assuming a one-time success means the setup is stable. If a screen drops on wake, reseat that monitor's cable before changing settings.

Product facts

• Prime Docking Station (14-in-1, Triple Display, DisplayLink) with DL7400: 14-in-1 connectivity with triple display support and DisplayLink DL7400. The port count lets you keep peripherals and three screens connected at once, while DL7400 is the part that makes the third screen work.