4 PCs, 1 Mouse: PowerToys Mouse Without Borders

Richard
Written byRichardTech Writer, IT Professional
Jul 20, 2023 Updated Apr 5, 2026 2 min read

This tutorial shows you how to control up to 4 computers with just one keyboard and mouse using PowerToys “Mouse Without Borders” in Windows 11.

Why Use One Keyboard and Mouse for Multiple PCs?

Most people connect one keyboard and mouse to one computer. But what if you have multiple computers on your desk? You can control all of them with a single keyboard and mouse. No extra hardware needed. Windows users can install PowerToys to make this happen.

What is PowerToys Mouse Without Borders?

PowerToys “Mouse Without Borders” lets you use the same keyboard and mouse to control up to four computers at once. You can also share files and clipboard content between machines. This saves time and makes work easier.

How to Set Up Mouse Without Borders

Step 1: Install PowerToys

First, install the PowerToys on Windows. This gives you access to the Mouse Without Borders feature.

Step 2: Open Mouse Without Borders Settings

Once PowerToys is installed, open Mouse Without Borders in PowerToys Settings. Look for the Activation section and toggle the switch to enable Mouse Without Borders. Do this on all computers you want to connect.

Step 3: Generate a Security Key

On your first computer, select New Key to create a security key. This key lets other computers connect safely.

PowerToys Mouse without boarders set up on Windows 11

Step 4: Connect the Second Computer

On the second computer, enter the security key from your first computer. Also enter the name of the first computer. Then select Connect.

PowerToys Mouse without boarders set up on Windows 11

Step 5: Connect More Computers

Repeat Step 4 for your third and fourth computers. Enter the same security key and first computer name for each one.

Step 6: Arrange Your Screen Layout

Once all computers connect, you’ll see a Device Layout section. You can drag and rearrange the screen order to match where your monitors sit physically. This makes switching between computers smooth and natural.

How Does It Work?

When your machines are connected, just move your mouse cursor to the edge of your screen. Your cursor will move to the next computer. This lets you switch between machines instantly.

Summary

PowerToys Mouse Without Borders makes it easy to control multiple computers with one keyboard and mouse. The setup is simple. Just install PowerToys, generate a security key on your first computer, and connect your other machines using that key. You can then switch between computers by moving your mouse to the screen edge. You can also share files and clipboard content between machines. The Device Layout section helps you arrange screens to match your physical setup. This feature saves time and boosts productivity when working with multiple computers.

Reference:

PowrToys Peek utility for Windows

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About the Author

Richard

Tech Writer, IT Professional

Richard, the owner and lead writer at Geek Rewind, is a tech enthusiast passionate about simplifying complex IT topics. His years of hands-on experience in system administration and enterprise IT operations have honed his ability to provide practical insights and solutions. Richard aims to make technology more accessible and actionable. He's deeply committed to the Geek Rewind community, always ready to answer questions and engage in discussions.

Expertise:Windows 11Ubuntu LinuxCMSApps and Browsers
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