Introduction
Thank you for choosing the KOORUI Wired Gaming Keyboard. This mechanical keyboard is designed for both gamers and typists, offering a blend of performance, customization, and durability. With its hot-swappable switches, dynamic RGB backlighting, and full N-key anti-ghosting technology, it provides a seamless and responsive user experience. This manual will guide you through the setup, operation, maintenance, and troubleshooting of your new keyboard.

Figure 1: KOORUI Wired Gaming Keyboard
Setup
Package Contents
- KOORUI Wired Gaming Keyboard
- USB-C Cable
- Keycap Puller
- Extra Switches (2x Red, 2x Brown, 2x Blue)

Figure 2: Included accessories with the keyboard
Connecting the Keyboard
- Locate the USB-C port on the keyboard.
- Connect the provided USB-C cable to the keyboard's USB-C port.
- Plug the other end of the USB-C cable into an available USB port on your computer.
- The keyboard is plug-and-play and should be recognized automatically by your operating system.

Figure 3: USB-C connection point
System Compatibility
The KOORUI Gaming Keyboard is widely compatible with various operating systems:
- Windows Vista/XP/7/8/10/11
- macOS
- Linux

Figure 4: Dual system fast control technology
Operating Instructions
RGB Backlighting Effects
The keyboard features 26 dynamic backlighting modes with brilliant RGB effects, offering over 16 million color combinations. The lighting also has a memory function, allowing you to quickly resume your preferred lighting mode upon restarting your computer.
- Fn + End: Turn on/off the backlighting.
- Fn + Del/PgDn: Cycle through previous/next light modes.
- Fn + +/-: Adjust the speed of the light breathing effect (faster/slower).
- Fn + Up/Down Arrow: Reduce/Increase brightness (5 adjustable levels).

Figure 5: RGB backlighting controls
Multi-Functionality and Volume Knob
The keyboard incorporates dual system fast control technology for common multifunctional combination control under Apple and Microsoft systems. It also features a convenient volume knob for quick audio adjustments.
- Volume Knob: Rotate to adjust volume (clockwise for increase, counter-clockwise for decrease). Press to mute/unmute.
- Fn + A: Switch to Mac System layout.
- Fn + S: Switch to Windows System layout.
- Fn + WIN: Windows Key Lock.

Figure 6: Volume knob and multimedia controls
N-key Rollover Technology
The full-key anti-ghosting technology ensures that every keystroke is registered accurately, even when multiple keys are pressed simultaneously. This maintains speed and smoothness, crucial for gaming and fast typing.
Video 1: Demonstration of the 104-key mechanical keyboard's features, including RGB lighting and key responsiveness.
Maintenance
Cleaning the Keyboard
To maintain optimal performance and appearance, regularly clean your keyboard:
- Disconnect the keyboard from your computer.
- Use a can of compressed air to blow away dust and debris from between the keycaps.
- Wipe the keycaps and keyboard surface with a soft, damp cloth. Avoid excessive moisture.
- For stubborn dirt, you may carefully remove keycaps using the provided keycap puller.

Figure 7: Double-shot injection keycaps for durability
Hot-Swappable Switches
The keyboard features hot-swappable switches, allowing you to easily change switch types without soldering. Six extra switches (2x Red, 2x Brown, 2x Blue) are included for experimentation.
- Use the keycap puller to gently remove the desired keycap.
- Use the switch puller (often integrated with the keycap puller) to carefully grip and pull out the switch.
- Align the pins of the new switch with the holes on the PCB and gently push it into place until it clicks.
- Replace the keycap.

Figure 8: Hot-swappable switch mechanism
Troubleshooting
Keyboard Not Responding
- Ensure the USB-C cable is securely connected to both the keyboard and the computer.
- Try plugging the keyboard into a different USB port on your computer.
- Restart your computer.
- Test the keyboard on another computer to determine if the issue is with the keyboard or your system.
RGB Lights Not Working
- Press Fn + End to ensure the backlighting is turned on.
- Cycle through different lighting modes using Fn + Del/PgDn.
- Adjust brightness levels using Fn + Up/Down Arrow.
- Ensure the keyboard drivers are up to date (usually handled automatically by the OS).
Specific Keys Not Working
- Carefully remove the keycap and switch of the problematic key.
- Inspect the switch for any visible damage or debris.
- Try replacing the switch with one of the included extra switches to see if the issue is resolved.
- Ensure the switch is properly seated in the PCB.
Specifications
| Feature | Detail |
|---|---|
| Brand | KOORUI |
| Model Number | MK061 |
| Connectivity Technology | USB-C (Wired) |
| Switch Type | Tactile Brown Switch (Hot-Swappable) |
| Number of Keys | 104 Keys (Full Size) |
| Backlighting | 26 Dynamic RGB Modes |
| Anti-Ghosting | Full-key N-key Rollover |
| Keycap Type | Dual Color Injection Molded Keycaps |
| Keystroke Life | 50 Million Times |
| Product Dimensions | 16.04 x 0.04 x 16.04 inches |
| Item Weight | 2.46 pounds |
| Special Features | Ergonomic, Backlit, Hotkeys and Media Keys, Integrated Stand, Hot-Swappable |

Figure 9: Ergonomic design for comfortable use
Warranty and Support
KOORUI products are manufactured with high-quality standards. For any technical assistance or warranty inquiries, please contact KOORUI customer support through their official channels. Refer to the product packaging or the KOORUI brand store on Amazon for the most up-to-date contact information.
Manufacturer: KOORUI
Date First Available: March 24, 2023
Limited Warranty: Please refer to the manufacturer's official website or product documentation for specific warranty terms and conditions.