MX Master 4 - Mouse LOGITECH - Free user manual and instructions

Product Type	Wireless Mouse
Brand	Logitech
Model	MX Master 4
Dimensions (L x W x H)	124.4 x 84.3 x 51 mm
Weight	141 g
Power Source	Rechargeable lithium-ion battery (500 mAh)
Charging Port	USB-C
Battery Life	Up to 70 days on a full charge
Charging Time	Full charge in 3 hours; 3 minutes of charging gives 3 hours of use
Connectivity	Bluetooth Low Energy and Logitech USB Unifying receiver (2.4 GHz)
Wireless Range	10 m
Sensor	Darkfield High Precision, DPI 200–4000
Scroll Wheel	MagSpeed electromagnetic scroll wheel with SmartShift
Buttons	7 programmable buttons (back, forward, gesture, mode switch, middle click)
Number of Devices	Pair with up to 3 devices, switch with Easy-Switch button
Compatibility	Windows, macOS, Linux, Chrome OS, iPadOS
Software	Logitech Options+ for customization
Cleaning and Maintenance	Clean with a soft, lint-free cloth; avoid moisture
Safety	Laser-free Darkfield sensor; complies with FCC and other certifications
Spare Parts and Repairability	Spare parts available via Logitech support; designed for repairability
General Information	Includes user manual and USB-C charging cable

Frequently Asked Questions - MX Master 4 LOGITECH

How do I pair the MX Master 4 with my computer?

Turn on the mouse and put it in pairing mode by pressing the Easy-Switch button. Select the desired channel, then open the Bluetooth settings on your computer and choose "MX Master 4". Alternatively, plug in the Logitech USB Unifying receiver for instant connection.

How long does it take to fully charge and how long does the battery last?

A full charge takes about 3 hours using the USB-C cable. The battery lasts up to 70 days on a full charge. A quick 3-minute charge provides 3 hours of use.

Can I use the MX Master 4 with multiple devices?

Yes, you can pair the mouse with up to 3 devices. Use the Easy-Switch button to switch between them instantly.

How do I use the gesture button?

The gesture button is located on the center of the mouse. Press and hold it while moving the mouse to perform actions like switching desktops, show desktop, or custom gestures. You can customize gestures in Logitech Options+.

How do I clean my mouse?

Unplug or turn off the mouse before cleaning. Use a soft, lint-free cloth slightly dampened if needed. Do not use harsh chemicals or abrasive materials to avoid damage.

How do I update the firmware?

Download and install Logitech Options+. The software will automatically check for firmware updates and guide you through the process when an update is available.

What should I do if the mouse is not connecting?

Make sure the mouse is charged. Turn off the mouse and turn it back on to restart. For Bluetooth pairing, remove the device and re-add it. If using the USB receiver, try another port or re-pair the receiver with the Logitech Connect utility.

How do I customize the buttons?

Use Logitech Options+ to assign specific functions to each button. The software provides a visual map of the buttons and allows you to enable SmartShift for the scroll wheel.

Is the MX Master 4 compatible with my operating system?

The mouse is compatible with Windows, macOS, Linux, Chrome OS, and iPadOS. Features may vary depending on the OS, and Logitech Options+ is required for full customization on supported platforms.

Does the MX Master 4 come with a USB receiver?

Yes, the package includes the Logitech USB Unifying receiver and a USB-C charging cable. The mouse also works via Bluetooth Low Energy.

USER MANUAL MX Master 4 LOGITECH

Find the switch on the bottom of your mouse and switch it to the ON position.

If there is no power, try charging the mouse.

STEP 2: THE LED SHOULD BLINK FAST

If not, press and hold the Easy-Switchbutton (on the back of the mouse) for 3 seconds. When the light begins blinking, the mouse is ready to pair with your computer.

STEP 3: COMPLETE THE PAIRING TO YOUR COMPUTER

On your computer find the Bluetooth® settings menu and connect your MX Master 4 from there.

STEP 4: INSTALL LOGI OPTIONS+

Logi Options+ is a powerful and easy-to-use application that enhances your experience using Logitech devices by enabling you to customize them to work how you want.

Logi App app.logi.com

CONNECT YOUR MX MASTER 4 WITH THE USB-C RECEIVER

STEP 1: TURN ON YOUR MX MASTER 4 TO CONNECT IT

Find the switch on the bottom of your mouse and switch it to the ON position.

If there is no power, try charging the mouse.

STEP 2: PLUG THE WIRELESS RECEIVER INTO YOUR COMPUTER USB PORT

Your device should now be connected.

If not, press and hold the Easy-Switchbutton (on the back of the mouse) for 3 seconds. When the light begins blinking, the mouse is ready to pair with your computer.

STEP 3: INSTALL LOGI OPTIONS+

Logi Options+ is a powerful and easy-to-use application that enhances your experience using Logitech devices by enabling you to customize them to work how you want.

Logi App app.logi.com

DIMENSIONS

Width: 88.35 mm

Height: 128.15 mm

Depth: 50.8 mm

www.logitech.com/support/mxmaster4