Working with multiple computers doesn’t mean you need multiple keyboards and mice cluttering your desk. You can easily control two or more computers with just one mouse and keyboard, saving space and simplifying your workflow. Using one set of peripherals for multiple computers is possible through dedicated software solutions like ShareMouse and Synergy, or through hardware options designed specifically for multi-computer control.
The setup process is surprisingly straightforward. Software options typically require installing the same program on all computers and connecting them to the same network. Your mouse cursor will seamlessly move between screens as if they were just additional monitors. Hardware solutions, on the other hand, often use a simple button press to switch control between different machines.
This approach works across different operating systems too. Whether you’re using Windows and Mac computers together, or any other combination, these solutions allow you to maintain your preferred keyboard and mouse while moving effortlessly between different systems.
1. Choose Your Method
There are two main ways to share one mouse between two computers:
A. Software Solutions (Most Flexible)
These apps let you move your mouse seamlessly between computers over a network (like a software KVM).
- Mouse Without Borders (Windows only, free from Microsoft PowerToys)
- ShareMouse (cross‑platform, paid with free trial)
- Deskflow (open‑source, supports Windows, macOS, Linux, Wayland) (source: Deskflow GitHub)
- Synergy (popular paid option, cross‑platform)
B. Hardware Solutions
If you don’t want to rely on software:
- KVM Switch (Keyboard, Video, Mouse): A small box that lets you connect one mouse (and keyboard, monitor) to multiple computers, switching with a button.
- USB Switch: A simpler device that shares one USB mouse between two computers.
2. Using Software (Example: Mouse Without Borders on Windows)
- Download and install Mouse Without Borders from Microsoft PowerToys.
- Install it on both computers.
- During setup, one computer generates a security code. Enter that code on the second computer.
- Once paired, move your mouse to the edge of one screen—it will jump to the other computer.
- You can also copy/paste text and drag files between computers (Windows only).
3. Using a Hardware KVM Switch
- Plug your mouse into the KVM switch.
- Connect both computers to the KVM with USB (and HDMI/DisplayPort if you’re sharing monitors too).
- Press the switch button (or use a hotkey, depending on the model) to toggle control between computers.
4. Tips for Best Experience
- Same Network: For software, both computers must be on the same local network.
- Cross‑Platform: If you’re mixing Windows, macOS, and Linux, use tools like Deskflow or Synergy.
- Security: Choose apps with encryption (Deskflow, ShareMouse) if you’re on a shared network.
- Performance: Wired networks give smoother cursor movement than Wi‑Fi.
✅ Bottom line:
- If you want seamless movement between two computers, use a software tool like Mouse Without Borders or Deskflow.
- If you prefer hardware simplicity, get a KVM switch.
Key Takeaways
- You can control multiple computers with a single keyboard and mouse using either software applications or hardware switches.
- Cross-platform solutions enable seamless transitions between different operating systems without changing your physical setup.
- Setting up a shared peripheral system typically takes just minutes and can significantly boost your productivity.
Understanding Peripheral Sharing
Peripheral sharing allows you to control multiple computers with a single set of input devices. This technology streamlines your workspace and can significantly improve your productivity when working across different systems.
Basics of Peripheral Input Devices
Input devices like keyboards and mice serve as the primary interface between you and your computer. A standard mouse translates physical movement into cursor position on your screen, while keyboards convert key presses into digital commands.
Modern peripheral devices connect to computers through various interfaces:
- USB (most common)
- Bluetooth (wireless)
- PS/2 (older systems)
These devices send signals that your operating system interprets as specific actions. When sharing peripherals, these signals need to be redirected to multiple systems rather than just one.
Most quality keyboards and mice are compatible with peripheral sharing methods. This compatibility means you don’t need specialized equipment to begin controlling multiple computers.
Peripheral Sharing Across Multiple Computers
You can share peripherals between computers using either hardware or software solutions. KVM switches are physical devices that let you control multiple computers with one set of peripherals.
Software solutions like ShareMouse allow you to move your cursor seamlessly between computers without additional hardware. These programs work across networks and support both Windows and Mac systems.
The setup process typically involves:
- Installing software on all computers (for software solutions)
- Connecting devices to the KVM switch (for hardware solutions)
- Configuring how to switch between systems
Many software options offer a simple “edge crossing” feature where your mouse moves naturally between screens of different computers. This creates an experience similar to using multiple monitors on a single system.
Key Advantages of Using One Mouse with Two Computers
Using one keyboard and mouse for multiple computers provides several significant benefits to your workflow. First, you save valuable desk space by eliminating duplicate peripherals. This creates a cleaner, more organized workspace.
You’ll experience improved productivity through seamless transitions between systems. No more reaching for different input devices or mentally adjusting to different keyboard layouts when switching tasks.
Cost efficiency is another advantage. Instead of purchasing multiple premium peripherals, you can invest in one high-quality set. This often results in:
- Better ergonomics
- Enhanced typing/clicking experience
- Longer-lasting equipment
For professionals working with different operating systems, peripheral sharing allows you to leverage the strengths of each system while maintaining a consistent user experience. Designers often use this approach when working between Mac and Windows environments.
Technological Solutions for Peripheral Sharing
Sharing a mouse and keyboard between multiple computers can save desk space and simplify your workflow. Several options exist to control two or more computers without switching peripherals manually.
Software-Based Solutions
Software solutions allow you to control multiple computers without additional hardware. ShareMouse lets you operate two computers with one keyboard and mouse, moving seamlessly between screens. This eliminates the need for a physical switch.
Mouse Without Borders is a free Microsoft developer tool that works specifically with Windows machines. It enables mouse and keyboard sharing across up to four computers.
For cross-platform sharing, Synergy works across Windows, Mac, and Linux. Barrier is an open-source alternative to Synergy with similar functionality.
Logitech offers Flow technology in certain mice, allowing you to:
- Control multiple computers
- Move between screens automatically
- Transfer files between devices easily
Hardware-Based Solutions
KVM switches (Keyboard, Video, Mouse) provide a physical solution for controlling multiple computers. These devices connect to your computers via USB and/or HDMI/DisplayPort cables.
Basic KVM switches use physical buttons to toggle between computers. More advanced models offer remote controls or hotkey switching capabilities. Many KVM switches also handle video connections, allowing you to share a monitor along with peripherals.
Popular KVM features:
- Support for dual or triple monitors
- USB 3.0 ports for faster data transfer
- Audio switching capabilities
- 4K video support
Hardware solutions work independently of your operating system, making them ideal when you’re using entirely different platforms like Windows and Mac together.
Comparing Software and Hardware Solutions
Software advantages:
- Lower cost (many options are free)
- No physical switching required
- Often allows file sharing between computers
- No additional cables needed
However, software solutions typically require both computers to be powered on and connected to the same network. They may also use system resources.
Hardware advantages:
- Works regardless of operating system
- No network connection required
- Often includes video switching
- More secure for sensitive environments
The main drawbacks of hardware solutions are cost and cable management. KVM switches range from $20 to $300+ depending on features and quality.
Your choice depends on your specific setup. If you work between Windows and Mac regularly, a software solution like Synergy might be ideal. For security-focused environments or when sharing multiple peripherals, a KVM switch often works better.
Setting Up a Shared Workspace
Creating an efficient workspace where you can control multiple computers with a single mouse and keyboard requires careful planning of both physical arrangement and software configuration. The right setup can dramatically improve your productivity and eliminate desk clutter.
Physical Setup for Shared Use
Begin by positioning your computers and monitors in a logical arrangement. Place monitors side by side with minimal gaps between them to create a seamless visual experience. This arrangement helps your mouse cursor flow naturally between screens.
Consider monitor stands or mounting arms to save desk space and ensure proper ergonomics. These tools let you adjust height and viewing angles for comfort during long work sessions.
Cable management is crucial in a multi-computer setup. Use cable clips, sleeves, or trays to keep your workspace organized. Label each cable at both ends to make troubleshooting easier.
For optimal performance, ensure your wireless mouse has a clear line of sight to its receiver. Interference from metal objects or other wireless devices can cause lag or connection issues.
Configuring Software for Peripheral Sharing
Software solutions like ShareMouse and Synergy allow you to control multiple computers with one set of peripherals. Installation is straightforward—download the application on all computers you want to control.
Configuration typically involves:
- Setting computer names
- Defining screen arrangements (matching your physical setup)
- Establishing connection protocols
- Setting hotkeys for quick switching
Most software solutions work across different operating systems. You can seamlessly control both Windows and Mac computers, sharing files between them by simply dragging and dropping.
Security settings are important, especially in office environments. Enable encryption options to prevent unauthorized access to your keyboard inputs.
Integrating Hardware Solutions
A KVM switch (Keyboard, Video, Mouse) offers a hardware alternative for controlling multiple computers. Connect your peripherals to the KVM switch, then connect the switch to each computer’s USB ports.
Quality KVM switches support multiple monitors and various connection types:
- DisplayPort
- HDMI
- USB-C
- Traditional USB
Switch between computers with a physical button press or keyboard shortcut. Premium KVM switches offer features like independent audio switching and automated scanning.
Unlike software solutions, KVM switches work even during computer startup or in BIOS settings. This makes them valuable for IT professionals who frequently work with system configurations.
Consider wireless KVM options if you need flexibility in your workspace arrangement or want to reduce cable clutter further.
Cross-Platform Functionality and Interoperability
When using one mouse with multiple computers, compatibility across different operating systems is crucial for a seamless workflow. Modern sharing solutions have largely eliminated the traditional barriers between Windows, macOS, and Linux systems.
Overcoming Operating System Barriers
Software solutions like ShareMouse and Synergy work across Windows, macOS, and Linux, allowing you to control different operating systems with a single mouse and keyboard. This interoperability means you don’t need to maintain separate peripherals for each system.
For Windows and macOS users, Logitech Flow offers a premium experience with compatible mice. The technology enables smooth transitions between systems while also supporting file transfers.
Linux users can take advantage of Deskflow, which provides cross-platform support specifically designed to include Linux distributions alongside other major operating systems.
Compatibility Matrix:
| Software | Windows | macOS | Linux |
|---|---|---|---|
| ShareMouse | ✓ | ✓ | ✓ |
| Synergy | ✓ | ✓ | ✓ |
| Logitech Flow | ✓ | ✓ | Limited |
| Deskflow | ✓ | ✓ | ✓ |
Ensuring Smooth Cross-Platform Experience
To achieve a seamless experience across different operating systems, proper configuration is essential. Start by ensuring all computers are connected to the same network and that no firewalls are blocking communication between your devices.
For text input, be aware of keyboard layout differences between operating systems. Many cross-platform solutions allow you to set keyboard mapping preferences to maintain consistency.
Copy-paste functionality can vary between systems. Modern solutions like Synergy and ShareMouse handle this automatically, translating clipboard contents appropriately when moving between Windows, Mac, and Linux.
For optimal performance, position your monitors logically in the software’s configuration panel to match their physical arrangement. This creates an intuitive transition when moving your cursor between screens of different operating systems.
Consider network latency if you’re experiencing cursor lag when moving between systems. Wired connections typically provide better responsiveness than wireless for multi-computer setups.
Enhancing Productivity with Seamless Transition
Using one mouse across multiple computers creates a fluid workspace where barriers between devices disappear. The right setup transforms how you interact with your digital environment, saving valuable time and reducing interruptions.
Copy and Paste Between Computers
Moving text and data between computers used to require email, USB drives, or cloud services. With one mouse controlling multiple computers, you can simply copy on one device and paste on another. This seamless clipboard sharing eliminates tedious steps in your workflow.
Most multi-computer control solutions offer universal clipboard functionality. For example, when using Synergy, copying text from your Windows PC lets you immediately paste it onto your Mac without any intermediate steps.
This feature proves especially valuable when:
- Transferring code snippets between development environments
- Moving client information between specialized software
- Gathering research from multiple sources into a single document
Your productivity increases dramatically when you eliminate the mental context switching that happens when changing copy/paste methods between devices.
File Sharing and Management
Managing files across multiple computers becomes significantly easier with integrated control solutions. Rather than emailing files to yourself or using external drives, you can drag and drop files directly between systems.
Logitech Flow enables you to move files between computers simply by dragging them across screen boundaries. This intuitive approach maintains your focus on the task rather than the technology.
Set up shared folders between your devices for even greater efficiency. You can:
- Access project files regardless of which computer you’re actively using
- Maintain consistent file organization across all devices
- Reduce duplicate files and version confusion
This seamless file management creates a unified workspace where physical device boundaries no longer limit your productivity.
Optimizing Workflow with Multi-Device Control
The true power of controlling multiple computers with one mouse comes from creating specialized workspaces for different tasks while maintaining fluid movement between them.
You might dedicate one computer to communication tools (email, messaging) while another handles resource-intensive creative work. With Mouse without Borders, you can glide between these environments without reaching for different input devices.
Consider these workflow optimizations:
- Position monitors logically – Arrange screens to match your natural left-to-right or top-to-bottom workflow
- Create consistent shortcuts across devices
- Dedicate computers to specific tasks based on their capabilities
Your brain quickly adapts to this seamless transition between devices, treating multiple computers as different zones of one expansive workspace.
Security and Privacy Considerations
When sharing a mouse and keyboard between multiple computers, you need to be aware of potential security vulnerabilities. These issues can impact your data integrity and system access if not properly addressed.
Data Protection Between Shared Devices
Using KVM switches for sharing peripherals between computers introduces potential security concerns. Hardware-based solutions typically provide better isolation than software options. With software solutions, your data might travel across networks, creating more potential attack vectors.
When your work involves sensitive information, consider these precautions:
- Air-gapped setups: For highly sensitive environments, use hardware KVM switches without network connectivity
- Encryption: Ensure any software solution uses strong encryption for data transmission
- Updates: Keep sharing software regularly updated to patch security vulnerabilities
Physical KVM switches generally pose minimal security risks if they don’t connect storage devices. These devices simply route input signals without storing data.
User Authentication and Access
Proper authentication ensures only authorized users can access your systems. When implementing mouse and keyboard sharing solutions, you should configure appropriate access controls.
Software solutions like Mouse Without Borders use security codes to establish trusted connections between devices. This prevents unauthorized computers from connecting to your setup.
Consider implementing these authentication best practices:
- Strong passwords: Use complex, unique passwords for your sharing software
- Two-factor authentication: Enable 2FA where available
- Session timeouts: Configure automatic disconnection after periods of inactivity
When working with remote desktop connections alongside peripheral sharing, ensure you’re using encrypted protocols. This prevents potential eavesdropping when controlling multiple systems.
You should regularly audit which devices have access to your shared peripherals, removing any unnecessary connections to reduce your attack surface.
Device-Specific Features and Capabilities
When using one mouse with multiple computers, certain manufacturers offer specialized features that make switching between devices seamless and efficient. These technologies can significantly improve your workflow and productivity.
Logitech Flow Technology
Logitech’s Flow technology stands out as one of the most innovative solutions for controlling multiple computers with a single mouse. With compatible devices like the Logitech MX Master 3S, you can move your cursor seamlessly between up to three computers.
The magic happens when you simply move your mouse to the edge of one screen, and it continues onto the next computer’s display. This creates a unified experience that feels like you’re using a multi-monitor setup on a single computer.
Flow also enables drag-and-drop file transfers between connected devices. You can copy text, images, or files on one computer and paste them on another with no additional software needed.
To use Flow, you’ll need:
- Compatible Logitech mice and keyboards
- Logitech Options+ software installed on all computers
- All devices connected to the same network
Exploring Manufacturer-Provided Utilities
Beyond Logitech, other manufacturers offer their own utilities to enhance multi-computer control. Apple’s Universal Control allows you to use a single keyboard and mouse to control up to three Mac or iPad devices simultaneously without any additional hardware.
Software solutions like ShareMouse work across both Windows and Mac platforms, supporting up to nine computers. These programs create virtual connections that let you move between screens naturally.
Key features to look for in these utilities include:
- File transfer capabilities – Can you move files between systems?
- Clipboard sharing – Does text and image copying work across devices?
- Customization options – Can you adjust cursor speed or lock screen boundaries?
Most utilities require installation on all machines you wish to control. Setup typically involves configuring which screen edges allow cursor movement to adjacent computers.
Advanced Techniques and Expert Tips
Taking control of multiple computers with a single mouse and keyboard setup can be enhanced with some advanced techniques. These strategies will help you customize your experience, solve common problems, and find help when needed.
Customizing Settings for Improved Efficiency
You can significantly boost your workflow across two PCs by adjusting specific settings. Most sharing software allows you to customize how your cursor moves between screens, which is essential for a seamless experience.
Try these productivity-enhancing customizations:
- Screen transition settings: Adjust how your cursor moves between monitors (e.g., only at certain screen edges or by using hotkeys)
- Keyboard shortcuts: Create custom shortcuts for switching between computers or triggering specific actions
- Clipboard sharing options: Configure what types of content can be shared (text only, files, images)
Many programs like Mouse Without Borders let you set up different transition speeds and even lock screen edges to prevent accidental switching. You can also customize which special keys (like Alt+Tab) work only on the active computer versus being sent to all connected devices.
Consider setting up shared folders between your computers for instant file access across systems, further streamlining your multi-computer workflow.
Troubleshooting Common Issues
When controlling multiple computers with one mouse and keyboard, you might encounter connection problems or performance issues. Understanding how to resolve these quickly will save you time and frustration.
Common problems and solutions:
| Issue | Solution |
|---|---|
| Connection drops | Check network settings, restart the software, verify firewall permissions |
| Cursor lag | Reduce network congestion, lower sharing quality settings, update drivers |
| Keyboard not working | Verify keyboard layout settings match on both computers |
If your computers suddenly disconnect, ensure they’re on the same network subnet. For wireless connections, signal interference can cause problems, so try positioning devices closer together.
Sometimes a simple restart of the sharing software resolves most issues. If problems persist, try disabling any recently installed software that might be interfering with the keyboard/mouse inputs.
Community and Support Resources
The multi-computer control community offers valuable resources for troubleshooting and discovering new techniques. You can find expert tips from users who have optimized their setups for years.
Online forums like Reddit’s r/MultiMonitorSetups contain dedicated threads for controlling two PCs with one mouse. These communities often share custom scripts and configuration files that extend the capabilities of standard software.
Major software providers maintain knowledge bases with detailed guides:
- Synergy offers comprehensive documentation and user forums
- Mouse Without Borders has official Microsoft support channels
- Barrier (open-source) has an active GitHub community
You can also find specialized Discord servers where enthusiasts discuss advanced configurations and share automation scripts for unique use cases. Many users create and share custom profiles for specific workflows like video editing or programming across multiple systems.
Audio and Communication Integration
When using multiple computers with one keyboard and mouse, handling audio can be tricky. Your workflow depends on clear communication between devices, especially for streaming or content creation setups.
Managing Microphone and Speaker Sharing
You can send audio and microphone signals over Ethernet between two computers without needing an external mixer. This approach is particularly useful for streaming setups where you might have one PC for gaming and another for managing your stream.
Software like VoiceMeeter helps you create a virtual audio pipeline between your computers. You’ll need to configure your audio inputs and outputs on both machines to recognize this connection.
For a seamless transition between systems, consider these options:
- Use audio routing software that handles multiple computers
- Configure your microphone to work with both systems simultaneously
- Set up hotkeys to switch audio sources when you change computers
Hardware solutions like KVM switches can also manage audio connections alongside your keyboard and mouse sharing. Many modern KVM switches include audio ports for microphones and speakers.
Your ideal setup will depend on whether you need audio from both computers simultaneously or just want to switch between them easily.
Frequently Asked Questions
Controlling multiple computers with a single mouse and keyboard can save desk space and increase productivity. There are several methods to accomplish this, from simple software solutions to dedicated hardware devices.
How can I control two computers with one mouse and keyboard set-up?
You can control two computers with one mouse and keyboard through software or hardware solutions. Software options like ShareMouse let you move your cursor from one computer screen to another seamlessly.
Hardware solutions include KVM switches that let you toggle between computers with a button press or keyboard shortcut. Both methods eliminate the need for multiple input devices cluttering your workspace.
What software solutions are available for sharing a mouse between multiple computers?
Several software options allow mouse and keyboard sharing between computers. ShareMouse works with both Windows and Mac, supporting up to nine computers simultaneously.
Other popular software includes Synergy, Mouse Without Borders, and Input Director. These programs typically work by connecting your computers through your local network, allowing you to move your cursor from one screen to another as if they were connected displays.
Is there any hardware capable of connecting a single mouse to more than one computer simultaneously?
Yes, KVM (Keyboard, Video, Mouse) switches are specifically designed for this purpose. These devices physically connect to multiple computers and allow you to control them with one set of peripherals.
KVM switches vary in complexity and features, from basic two-port switches to advanced models supporting multiple monitors and USB connections. Some even offer remote access capabilities for controlling computers from different locations.
What are the steps to configure a mouse to work with multiple computers running Windows 10?
To set up mouse sharing on Windows 10 computers, first install a sharing program like Mouse Without Borders on all devices. Make sure all computers are connected to the same network.
During setup, you’ll need to enter a security code generated by the first computer into the second computer. Once configured, you can move your cursor off the side of one screen to seamlessly transition to controlling the other computer.
Are there specific mouse models designed for seamless switching between different computers?
Yes, several manufacturers offer mice designed specifically for multi-computer control. Logitech’s MX Master series features Flow technology, allowing control of up to three computers with one mouse.
These specialized mice typically have buttons dedicated to switching between devices. Some can connect via Bluetooth to multiple devices simultaneously, letting you switch between computers with just a button press instead of unplugging and reconnecting.
Can I use a KVM switch to control multiple devices with a single mouse and keyboard, and if so, how?
Yes, KVM switches are perfect for controlling multiple devices with one mouse and keyboard set. To use one, connect your mouse and keyboard to the KVM switch inputs, then connect the switch’s output cables to each computer.
Once connected, you can switch between computers using a physical button on the device or keyboard shortcuts. Modern KVM switches support multiple monitor setups and various connection types including HDMI, DisplayPort, and USB.
