How to Make Windows Remote Desktop Use 2 of 3 Monitors

How to Make Windows Remote Desktop Use 2 of 3 Monitors? Full Guide and Best Practices

If you make Windows Remote Desktop use 2 of 3 monitors, the answer is yes—but not with the basic “Use all monitors” option. Instead, you must manually choose which monitors Windows Remote Desktop (RDP) uses by editing your .rdp file or selecting monitors through multi-monitor configurations. These steps let you pick exactly which two displays out of your three will be used during the remote session. This gives you more flexibility and helps optimize the workspace without stretching the remote desktop across screens you don’t want to use.

Why Use Only 2 of 3 Monitors in Remote Desktop?

Many users today work with two, three, or even more monitors, especially in fields like:

  • Trading

  • Development

  • IT support

  • Video editing

  • Multitasking-heavy jobs

But using all monitors during a remote session can sometimes create problems:

  • Too wide of a workspace

  • Reduced performance

  • Poor readability on certain displays

  • Remote apps scaling incorrectly

  • Increased GPU stress

That’s why choosing 2 monitors instead of all 3 brings the perfect balance between productivity and performance.

How Windows Remote Desktop Handles Multiple Monitors

Windows Remote Desktop has built-in multi-monitor support, but with limitations:

  • Supports multiple monitors
  • Can span across selected displays
  • Cannot choose monitors directly from the GUI
  • Lets you assign monitors by modifying .rdp file settings
  • Works best with monitors of the same resolution and scaling

To use only two monitors, you must manually define the monitor IDs through the RDP configuration.

Step-by-Step: How to Make Windows Remote Desktop Use 2 of 3 Monitors?

Below is the full guide, including GUI options and .rdp file customization.

STEP 1: Identify Your Monitor Numbers

Before assigning displays, you must know how Windows labels them.

  1. Right-click on your desktop.

  2. Select Display settings.

  3. Click Identify.

Each monitor will show a number (1, 2, 3).

Write these down.
Example:

  • Monitor 1 = Main monitor

  • Monitor 2 = Second monitor

  • Monitor 3 = Vertical monitor (optional)

STEP 2: Enable Multi-Monitor Mode Inside Remote Desktop

  1. Open Remote Desktop Connection.

  2. Click Show Options.

  3. Go to the Display tab.

  4. Check “Use all monitors for the remote session.”

This is required even if you don’t want to use all three monitors.

Why?
Because the .rdp file settings override this selection later.

STEP 3: Save the .rdp File

  1. Click the General tab.

  2. Click Save As.

  3. Save a file like:
    My2MonitorSession.rdp

This is where you will manually mark which monitors to use.

STEP 4: Edit the .rdp File Manually

Right-click the saved .rdp file and open it with Notepad.

Find the line:

use multimon:i:1

Below it, add the following line:

selectedmonitors:s:0,1

✔ If you want to use monitor 1 and 2
✔ If you want to use monitor 2 and 3, use:

selectedmonitors:s:1,2

✔ Monitor indexing starts from 0, meaning:

Windows Monitor #RDP Monitor Index
10
21
32

So if your physical monitors are labeled 1, 2, and 3:

  • Use monitors 1 and 2 → 0,1

  • Use monitors 1 and 3 → 0,2

  • Use monitors 2 and 3 → 1,2

STEP 5: Launch the RDP Session using the Edited File

Double-click the .rdp file to start the session.

Your remote desktop will now open across only the two monitors you selected.

Troubleshooting: What If It Doesn’t Work?

Sometimes Windows Remote Desktop may refuse to limit the display correctly. Here are common solutions.

Fix 1: Make Sure All Monitors Have Matching Scale Factors

Windows RDP works best when monitors use the same display scale:

  • 100%

  • 125%

  • 150%

Mixed scaling can cause the remote session to shift or fail.

Fix 2: Ensure All Displays Are in Extended Mode

Remote Desktop cannot choose monitors when:

  • Duplicate display mode is used

  • A display is disabled

Run to Display Settings → Multiple Displays → Extend.

Fix 3: Update GPU Drivers

Multi-monitor rendering is GPU-intensive.

Update drivers for:

  • Intel

  • NVIDIA

  • AMD

This often fixes remote desktop stretching issues.

Fix 4: Use the New Windows Remote Desktop App

The Microsoft Store RDP Client supports better monitor management.
Download:

Microsoft Remote Desktop (MSRDC)

It automatically handles multiple monitors better than the legacy client.

Best Alternatives That Support 2-of-3 Monitor Selection Easily

If Windows RDP feels complicated, consider third-party software.

1. Oudel

Full Admin RDP Managed & Scalable – Instant RDP VPS Upgrades – CPU, RAM Our Best & Cheapest Remote Desktop Offers.

2. AnyDesk

Supports multi-monitor switching with a built-in monitor panel.
You can choose:

  • Use Monitor 1

  • Use Monitor 2

  • Use Monitor 3

  • Use all monitors

3. TeamViewer

Let’s you select active monitors from the toolbar during a session.

4. RustDesk

Open-source, easy to configure, and supports multi-monitor selection without editing files.

5. VNC Connect

While not as fast as RDP, it allows single-monitor-only connections.

Performance Tips When Using 2 Monitors in Remote Desktop

To ensure smooth performance:

Lower the Remote Desktop visual settings

Disable:

  • Wallpapers

  • Animations

  • Full window drag

  • Desktop composition

Use Ethernet instead of Wi-Fi

A LAN connection dramatically improves performance.

Reduce remote resolution

Using matching resolutions speeds up rendering.

Disable unnecessary monitors

The fewer monitors active, the faster the session.

Is It Safe to Use Multiple Monitors in RDP?

Yes—multi-monitor sessions are safe, provided:

  • The connection uses NLA authentication

  • Firewalls allow only trusted traffic

  • VPN is used if connecting remotely

  • Strong passwords and MFA are enabled

Multi-monitor RDP sessions do not expose your desktop to additional security risks.

Final Thoughts

Using 2 of your 3 monitors in Windows Remote Desktop is completely possible and highly useful if you want a balanced, productive workspace. Although the default RDP client does not provide a simple GUI option for selecting specific monitors, editing the .rdp file gives you full control over which two screens the remote session uses.

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