1. Introduction
This manual provides comprehensive instructions for setting up, operating, and maintaining your Logitech M325 Wireless Mouse. Designed for precision and comfort, this mouse enhances your web browsing and computing experience.

Figure 1: Top view of the Logitech M325 Wireless Mouse and its USB receiver.
2. Key Features
- Designed for precision, comfort, and web scrolling: Experience smooth and accurate navigation.
- Comfortable, contoured design with textured rubber grips: Ensures a secure and comfortable hold during extended use.
- Micro-precise scrolling, plus tilting the wheel moves you backward or forward: Navigate web pages and documents with enhanced control.
- Up to 18 months of battery life: Enjoy long-lasting power without frequent battery changes.
- Connects with ease using the tiny, leave-in Logitech Unifying receiver: Simple plug-and-play setup.
- Logitech Advanced Optical Tracking: Provides precise point-and-click accuracy on various surfaces.
- Compatibility: Works with Windows Vista or Windows 7, Windows 8, Windows 10, Mac OS X 10.5 or later, and Linux kernel 2.6+ (requires USB port).
3. Setup Guide
3.1. Unboxing and Initial Setup
- Carefully remove the Logitech M325 Wireless Mouse and its components from the packaging.
- Locate the battery compartment on the underside of the mouse.
- Remove the battery pull tab to activate the included AA battery.
- Locate the tiny Logitech Unifying receiver, typically stored inside the battery compartment or packaged separately.

Figure 2: Underside of the mouse showing the battery and USB receiver storage.
3.2. Connecting the Mouse to Your Computer
- Insert the Logitech Unifying receiver into an available USB port on your computer.
- Turn on the mouse using the On/Off switch located on the underside of the mouse. The LED indicator on the mouse will illuminate briefly.
- Your computer should automatically detect and install the necessary drivers. This process may take a few moments.
- Once installed, the mouse cursor will become responsive, indicating successful connection.

Figure 3: Side view illustrating the ergonomic design of the mouse.
4. Operating Instructions
4.1. Basic Functions
- Left Click: Press the left button to select items, open files, or activate links.
- Right Click: Press the right button to open context menus or access additional options.
- Scroll Wheel: Roll the scroll wheel up or down to navigate through documents and web pages.
- Tilt Scrolling: Tilt the scroll wheel left or right to move backward or forward in web browsers or horizontal scrolling in applications.
4.2. Power Management
To conserve battery life, always turn off the mouse using the On/Off switch when not in use for extended periods, such as overnight or when traveling.
5. Maintenance
5.1. Battery Replacement
The Logitech M325 mouse uses one AA battery. When the battery is low, the LED indicator on the mouse may flash red. To replace the battery:
- Turn off the mouse using the On/Off switch.
- Open the battery compartment cover on the underside of the mouse.
- Remove the old AA battery.
- Insert a new AA battery, ensuring correct polarity (+/-).
- Close the battery compartment cover securely.
- Turn on the mouse.
5.2. Cleaning Your Mouse
To maintain optimal performance, periodically clean your mouse:
- Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution to wipe the exterior of the mouse.
- Avoid getting moisture into any openings.
- For the optical sensor, use a dry cotton swab to gently clean the lens.
6. Troubleshooting
| Problem | Solution |
|---|---|
| Mouse is unresponsive. | Ensure the mouse is turned on. Check battery level and replace if necessary. Verify the USB receiver is securely plugged into a working USB port. Try a different USB port. |
| Cursor movement is erratic or jumpy. | Clean the optical sensor on the underside of the mouse. Ensure you are using the mouse on a suitable surface (non-reflective, non-glass). Move the USB receiver closer to the mouse or away from other interfering devices (e.g., USB 3.0 devices). |
| Scroll wheel is not working correctly. | Ensure no debris is obstructing the scroll wheel. Reinstall mouse drivers if issues persist. |
| Cannot connect to the Unifying receiver. | Download and use the Logitech Unifying Software to re-pair the mouse with the receiver. Ensure the receiver is not too far from the mouse. |
7. Technical Specifications
| Feature | Detail |
|---|---|
| Brand | Logitech |
| Model Number | 910-002974 |
| Connectivity Technology | Wireless (2.4 GHz with USB Unifying Receiver) |
| Movement Detection Technology | Optical (Logitech Advanced Optical Tracking) |
| Color | Black |
| Power Source | Battery Powered (1 x AA battery, included) |
| Average Battery Life | Up to 18 months |
| Item Weight | 3.28 ounces |
| Product Dimensions (LxWxH) | 3.73 x 1.54 x 2.24 inches |
| Hardware Platform | PC, Mac |
| Operating System Compatibility | Linux, Windows 10, Windows Vista, Windows 7, Windows 8, Mac OS X 10.5 or later |
8. Warranty and Support
Logitech products typically come with a limited hardware warranty. For specific warranty details, registration, and technical support, please refer to the official Logitech website or the documentation included with your product.
You can also visit the Logitech Brand Store on Amazon for additional product information and resources.





