Introducció
The Logitech MX Master 3 is an advanced wireless mouse designed for power users and creatives. It features ultra-fast MagSpeed electromagnetic scrolling, precise Darkfield 4000 DPI tracking, and a comfortable ergonomic design. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your MX Master 3 mouse.

Figure 1: Logitech MX Master 3 Advanced Wireless Mouse. This image shows the overall design of the mouse, highlighting the main scroll wheel and the ergonomic shape.
Configuració
1. Contingut del paquet
Abans de començar, assegureu-vos que tots els elements estiguin presents al paquet:
- Logitech MX Master 3 Advanced Wireless Mouse
- Receptor unificador USB
- Cable de càrrega USB-C
- Documentació d'usuari
2. Càrrega del ratolí
The MX Master 3 uses a rechargeable battery. For optimal performance, fully charge the mouse before first use. A full charge can last up to 70 days depending on usage.
- Localitzeu el port de càrrega USB-C a la part frontal del ratolí.
- Connect one end of the provided USB-C cable to the mouse and the other end to a USB power source (e.g., computer USB port, USB wall adapter).
- The LED indicator on the mouse will glow green when charging and turn off when fully charged.

Figure 2: USB-C Charging Port. This image highlights the location of the USB-C charging port on the front of the mouse.
3. Connectar el ratolí
The MX Master 3 offers two connection methods: the USB Unifying Receiver or Bluetooth Low Energy.
3.1. Ús del receptor unificador USB
- Plug the USB Unifying Receiver into an available USB port on your computer.
- Engegueu el ratolí amb l'interruptor d'encesa/apagada que es troba a la part inferior del ratolí.
- The mouse should automatically connect. If not, press the Easy-Switch button on the bottom of the mouse to select an available channel (1, 2, or 3) and ensure the LED for that channel is blinking rapidly.

Figure 3: Bottom of MX Master 3. This image displays the power switch, optical sensor, and the Easy-Switch button for managing multiple devices.
3.2. Using Bluetooth Low Energy
- Turn on the mouse using the On/Off switch on the bottom.
- Press the Easy-Switch button on the bottom of the mouse to select an available channel (1, 2, or 3). Ensure the LED for that channel is blinking rapidly, indicating it's in pairing mode.
- A l'ordinador o dispositiu, obriu la configuració de Bluetooth.
- Select "MX Master 3" from the list of available devices and follow the on-screen prompts to complete pairing.
4. Installing Logitech Options+ Software
To unlock the full potential of your MX Master 3, including button customization, gesture controls, and Logitech Flow, install the Logitech Options+ software.
- Visita el lloc web oficial de Logitech weblloc: www.logitech.com/optionsplus
- Download and install the software compatible with your operating system (Windows or macOS).
- Follow the on-screen instructions to set up and customize your mouse.
Funcionament del ratolí
1. Desplaçament electromagnètic MagSpeed
The main scroll wheel features MagSpeed electromagnetic scrolling, offering two modes:
- Ratcheted Mode: Provides precise, click-by-click scrolling, ideal for navigating lists or small increments.
- Hyper-fast Mode: Automatically switches to free-spinning mode for rapid scrolling through long documents or web pages. This mode can also be activated by a firm flick of the scroll wheel.
The mode-shift button, located just behind the main scroll wheel, allows manual toggling between these two modes.

Figure 4: Main Scroll Wheel and Mode-Shift Button. This image shows the primary scroll wheel and the button used to switch between ratcheted and hyper-fast scrolling modes.
2. Thumb Wheel (Horizontal Scroll)
The thumb wheel, located on the side of the mouse, enables horizontal scrolling. This is particularly useful for navigating wide spreadsheets, video timelines, or image galleries. Its function can be customized via Logitech Options+.

Figure 5: Thumb Wheel and Side Buttons. This image illustrates the thumb wheel for horizontal scrolling and the customizable forward/back buttons.
3. Gesture Button
The hidden gesture button is located within the thumb rest. Press and hold this button while moving the mouse in different directions (up, down, left, right) to perform various actions, such as showing the desktop, switching applications, or controlling media. Gestures are fully customizable in Logitech Options+.
4. Forward/Back Buttons
Two customizable buttons are located above the thumb rest. By default, these function as Forward and Back buttons for web navegació o file navigation. Their functions can be reassigned for specific applications using Logitech Options+.
5. Easy-Switch Button
Located on the bottom of the mouse, the Easy-Switch button allows you to seamlessly switch between up to three paired devices (e.g., desktop, laptop, tablet). Simply press the button to cycle through the connected devices.
6. Darkfield 4000 DPI Sensor
The Darkfield sensor provides precise tracking on virtually any surface, including glass (minimum 4mm thickness). The DPI (Dots Per Inch) sensitivity can be adjusted in Logitech Options+ for fine-tuning cursor speed and accuracy.
7. Logitech Flow
Logitech Flow allows you to control multiple computers with a single MX Master 3 mouse by simply moving your cursor to the edge of the screen. You can even copy and paste text, images, and files between computers. This feature requires Logitech Options+ to be installed on all connected computers and for them to be on the same network.
Manteniment
1. Neteja del ratolí
To maintain optimal performance and hygiene, clean your MX Master 3 regularly:
- Disconnect the mouse from your computer and turn it off.
- Utilitzeu un drap suau i sense pelusa dampened with water or an electronics-safe cleaning solution to wipe down the surface.
- For crevices and around buttons, use a cotton swab or compressed air to remove dust and debris.
- Eviteu utilitzar productes químics agressius, netejadors abrasius o submergir el ratolí en líquids.
2. Durada i càrrega de la bateria
The MX Master 3 has a long-lasting battery. When the battery level is low, the LED indicator on the mouse will turn red. Connect the mouse to a power source using the provided USB-C cable to recharge. A quick 1-minute charge can provide enough power for 3 hours of use, while a full charge lasts up to 70 days.
Resolució de problemes
If you encounter issues with your MX Master 3, try the following solutions:
1. Problemes de connexió
- El ratolí no respon: Ensure the mouse is turned on and fully charged.
- Receptor unificador: Try plugging the receiver into a different USB port. Ensure it's not too far from the mouse.
- Bluetooth:
- Assegureu-vos que el Bluetooth estigui habilitat al vostre dispositiu.
- Remove the MX Master 3 from your device's Bluetooth list and re-pair it.
- Try pairing to a different Easy-Switch channel.
- Interferència: Move the mouse closer to the receiver/device, or move other wireless devices away to reduce interference.
2. Problemes de seguiment
- Moviment erràtic del cursor: Clean the optical sensor on the bottom of the mouse with a soft, dry cloth.
- Superfície: Ensure you are using the mouse on a suitable surface. While Darkfield tracking works on glass, extreme textures or highly reflective surfaces can sometimes cause issues.
- Configuració de DPI: Adjust the DPI sensitivity in Logitech Options+ to a level that suits your preference and surface.
3. Software Issues (Logitech Options+)
- Customizations not working: Ensure Logitech Options+ is running in the background.
- El programari no detecta el ratolí: Restart your computer and the mouse. Reinstall Logitech Options+ if the issue persists.
- Logitech Flow not working: Verify that all computers are on the same network and have Logitech Options+ installed and running. Check firewall settings.
Especificacions
| Característica | Detall |
|---|---|
| Número de model | 910-005647 |
| Tecnologia de connectivitat | Bluetooth Low Energy, USB Unifying Receiver (2.4 GHz Radio Frequency) |
| Tecnologia de detecció de moviment | Optical (Darkfield) |
| Rang de DPI | De 200 a 4000 DPI (ajustable en increments de 50 DPI) |
| Tipus de bateria | Li-Po recarregable (500 mAh) |
| Durada de la bateria | Fins a 70 dies amb una sola càrrega completa |
| Port de càrrega | USB-C |
| Nombre de botons | 7 (Left/Right click, Back/Forward, App-Switch, Wheel mode-shift, Middle click) |
| Dimensions (LxWxH) | 5.51 x 5.51 x 6.89 polzades (dimensions del producte a partir de les dades) |
| Pes | 5 unces |
| Compatibilitat de sistemes operatius | Windows 7, 8, 10 or later; macOS 10.13 or later; Linux; iPadOS 13.4 or later |
Garantia i Suport
Logitech products are manufactured to high quality standards and are designed to provide reliable performance. For detailed warranty information specific to your region and product, please refer to the warranty card included in your product packaging or visit the official Logitech support weblloc.
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