Linkidea LI3898
Linkidea USB Zoom Meeting Mute Button Instruction Manual
Model: LI3898
1. Product Overview
The Linkidea USB Zoom Meeting Mute Button is a dedicated external controller designed to enhance your Zoom meeting experience on macOS. It provides quick and convenient access to mute/unmute your microphone and start/stop your video with physical buttons, allowing for seamless control during virtual conferences.
Key Features
- Dedicated buttons for microphone mute/unmute and video start/stop.
- Plug & Play functionality for macOS, no driver installation required.
- Constructed with a red shaft mechanical keyboard key and an acrylic base for durability.
- Compact and portable design (5 x 5 x 3 cm).
Package Contents
- 1 x Linkidea USB Zoom Meeting Controller
- 1 x USB Data Connection Cable (150 cm)
2. Setup
System Requirements
- Operating System: macOS
- Application: Zoom Meeting App (desktop version)
- Compatible Devices: Mac Pro, MacBook Pro, iMac Pro, and other macOS laptops/desktops with a USB port.
Connecting the Device
- Locate an available USB-A port on your macOS computer.
- Connect the provided USB data connection cable to the Micro USB port on the Linkidea controller.
- Plug the USB-A end of the cable into your computer's USB-A port.
- The device is plug-and-play and should be recognized by your macOS system automatically without requiring additional drivers.

Image: The Linkidea USB Zoom Meeting Mute Button with its connected USB cable, ready for use.

Image: The Linkidea controller connected to a MacBook Pro, demonstrating its plug-and-play USB-A connection.
3. Operating Instructions
Basic Operation
The Linkidea controller features two distinct buttons for controlling your Zoom meeting:
- Microphone Button: This button, typically marked with a microphone icon, allows you to toggle your microphone's mute status. Pressing it will mute your microphone if it's unmuted, and unmute it if it's muted.
- Video Button: This button, typically marked with a video camera icon, allows you to toggle your video feed. Pressing it will stop your video if it's active, and start it if it's stopped.

Image: Detailed view of the Linkidea controller, highlighting the microphone and video buttons, the Micro USB port, non-slip gasket, and the mechanical key switches.
Zoom Application Settings
For the Linkidea controller to function correctly, especially when the Zoom application is not the active window, you may need to adjust a setting within the Zoom app:
- Open the Zoom Meeting application on your macOS device.
- Navigate to Zoom's Preferences/Settings.
- Go to the 'Keyboard Shortcuts' section.
- Ensure that the option to "Enable Global Shortcut" (or similar wording) is activated for the microphone mute/unmute (Shift-Cmd-A) and video start/stop (Shift-Cmd-V) shortcuts. This allows the controller to send commands to Zoom even when another application is in the foreground.
Important Note: The controller is designed to work specifically with the macOS Zoom Meeting application. It is not compatible with Windows operating systems or browser-based Zoom applications. Furthermore, it functions best when the Zoom application is the active window or when global shortcuts are enabled.

Image: Illustrates the difference in functionality: the buttons are fully available when the Zoom application is in focus (left), but may not function if Zoom is not the active window (right) unless global shortcuts are enabled.
4. Maintenance
To ensure the longevity and optimal performance of your Linkidea USB Zoom Meeting Mute Button, follow these simple maintenance guidelines:
- Cleaning: Use a soft, dry, lint-free cloth to gently wipe the surface of the device. For stubborn smudges, slightly dampen the cloth with water. Avoid using harsh chemicals, abrasive cleaners, or solvents, as these can damage the acrylic base and keycaps.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping the device or subjecting it to strong impacts, which could damage the internal mechanical components or the acrylic casing.
- Cable Care: Do not bend or crimp the USB cable excessively. Always grasp the plug when disconnecting it from your computer or the device, rather than pulling on the cable itself.
5. Troubleshooting
If you encounter issues with your Linkidea USB Zoom Meeting Mute Button, please refer to the following common problems and their solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Buttons do not respond when pressed. | Device not properly connected; Zoom app not running or not active; Global shortcuts not enabled in Zoom. | Ensure the USB cable is securely plugged into both the controller and your Mac. Verify the Zoom Meeting app is open and in focus. Check Zoom's 'Keyboard Shortcuts' settings to enable 'Global Shortcut' for mute/unmute and video control. |
| Buttons work only when Zoom is the active window. | Global shortcuts are not enabled in Zoom settings. | Go to Zoom Preferences > Keyboard Shortcuts and enable 'Global Shortcut' for the relevant actions (mute/unmute, start/stop video). |
| Device is not recognized by macOS. | Faulty USB port; Damaged cable or device. | Try connecting the device to a different USB port on your Mac. Test with another USB cable if available. If the issue persists, the device may be faulty. |
| Button labels are peeling off. | Adhesive wear; Environmental factors. | This is a cosmetic issue. You may re-adhere them with a small amount of suitable adhesive or replace them with custom labels if desired. This does not affect functionality. |
6. Specifications
| Specification | Detail |
|---|---|
| Brand | Linkidea |
| Model Name | LI3898 |
| Product Dimensions | 5 x 5 x 3 cm |
| Weight | 72 Grams |
| Connectivity Technology | USB |
| Connector Type | USB |
| Special Feature | Start/Stop Video, Mute/Unmute Microphone Audio |
| Compatible Devices | macOS, Laptop |
| Color | White/Opulent Garden |
| Included Components | USB Cable |
| Country of Origin | China |
7. Warranty and Support
Linkidea products are designed for reliability and performance. For information regarding warranty coverage, technical support, or service, please refer to the documentation included with your purchase or visit the official Linkidea website. Please retain your proof of purchase for any warranty claims.
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