logitech MK850 Wireless Keyboard Instruction Manual - Manuals+ (2023)

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1logitech MK850 Wireless Keyboard

3FCC statement



6Documents / Resources


(Video) Logitech Performance MK850 Unboxing, Review and Setup for 3 Computers

logitech MK850 Wireless Keyboard Instruction Manual - Manuals+ (1)logitech MK850 Wireless Keyboard

logitech MK850 Wireless Keyboard Instruction Manual - Manuals+ (2)

logitech MK850 Wireless Keyboard

BATTERY WARNING!: Improperly replaced batteries may present a risk of leak or explosion and personal injury. Risk of fire or explosion if the battery is replaced by an incorrect type. Ensure batteries are installed correctly by following the instructions provided. Mistreated rechargeable batteries may present a risk of fire or chemical burn. Do not disassemble or expose to conducting materials, moisture, liquid, or heat above 54°C (130°F). A battery subjected to extremely low air pressure may result in an explosion or the leakage of flammable liquid or gas. Do not use or charge the battery if it appears to be leaking, discolored, deformed, or in any way abnormal. Do not leave your battery discharged or unused for extended periods. Do not short circuit. Your device may contain an internal, rechargeable battery that is not replaceable. Battery life varies with usage. Non-operational batteries should be discarded according to local laws. If no laws or regulations govern, dispose of your device in a waste bin for electronics. Keep batteries away from children. Class 1 Laser product: This product complies with International Standards IEC/EN 60825-1: 2014, Class 1 Laser Product, and also complies with 21 CFR 1040.10 except for conformance with IEC 60825-1 Ed. 3., as described in Laser Notice No. 56, dated May 8, 2019. Maximum power of 716 microwatts CW, Emitted wavelength is 832-865 nm; Operating temperature between 0°C and 40°C.
WARNING! Use of controls, adjustments or performance of procedures beyond those specified herein may result in hazardous radiation exposure.
WARNING! Laser Radiation. Viewing the laser output with magnifying optical instruments within a 100mm distance may pose an eye hazard.
WARNING! Avoid prolonged direct eye and/or skin contact with the laser aperture. May result in potential burn injury.
The product contains Class 1 LED. Operating temperature between 0° C and 40° C. Class 1M Laser product: This device complies with International Standard IEC/EN 60825-1:2014, Class 1M Laser Product, and also complies with 21 CFR 1040.10 except for conformance with IEC 60825-1 Ed. 3., as described in Laser Notice No. 56, dated May 8, 2019. Emission of diverging beam of minimum +/-2° of infrared user-invisible light; Maximum power of 1.4 milliwatts CW, Emitted wavelength is 832-865 nm; Operating temperature between 0°C and 40°C.

Use Guidelines: Safe & Proper Use of Your Product

  • Do not open or modify the product except for battery removal and replacement.
  • Do not disassemble or attempt to service this product because there is a risk of radiation exposure, which could injury you.
  • Do not direct the infrared/laser beam at anyone’s eye or a reflective object.
  • Do not immerse product in any liquid or expose to heat or moisture.
  • If product is exposed to out-of-range temperature environments, power off the device until temperature has stabilized within the specified operating temperature range.
  • Use only Logitech-provided power supply devices with this product. Do not modify the power supply. Do not charge your product during an electrical storm.
  • Use the product with listed/certified ITE computers and accessories.
  • This is not a Children’s Product and is not intended for use by children under 14 years old.
  • Long periods of repetitive motion using the product may be associated with nerve, tendon or muscle injury in your hands, wrists, arms, shoulders, neck or back. See a qualified health professional for pain, numbness, weakness, swelling, burning, cramping, or stiffness. Also, read guidelines at www.logitech.com/comfort.
  • This product is safe under normal and reasonably foreseeable misuse operating conditions. If the product is operating improperly, contact Logitech support. Product must be returned to Logitech for any service or repair.
  • Any changes or modifications to the product that are not expressly approved by Logitech may void the user’s authority to operate the equipment and your warranty.
  • Refer to product Quick Start Guide for use instructions.
  • This product complies with relevant legal requirements for Restriction of Hazardous Substances (RoHS) and management of waste electronic and electrical equipment (WEEE) in the EU, Turkey, Ukraine, United Arab Emirates, India, China and Taiwan. For RoHS and WEEE information, go to www.logitech.com/compliance. Batteries, electronic and electrical equipment should not be disposed of with household waste. Wherever possible, they should be segregated and brought to an appropriate collection point to enable recycling and avoid potential impacts on the environment and human health. For more information, contact your local authorities or place of purchase, or visit www.logitech. com/recycling.

FCC statement

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1) this device may not cause harmful interference, and 2) this device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates , uses and can radiate radio frequency energy. And, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the equipment and receiver.
  • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
  • Consult the dealer or an experienced radio/TV technician for help.

Warning: Where shielded interface cables or accessories have been provided with the product or specified additional components or accessories elsewhere defined to be used with the installation of the product, they must be used in order to ensure compliance with FCC. Changes or modifications to product not expressly approved by Logitech, Inc could void your right to use or operate your product by the FCC.
IC statement : CAN ICES-3 (B) / NMB-3 (B)
This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions: (1) This device may not cause interference. (2) This device must accept any interference, including interference that may cause undesired operation
of the device.

Radiation Exposure Statement
This wireless product complies with the FCC and Industry Canada RF exposure limit for portable devices.
Logitech Limited Hardware Product Warranty – A Summary
Logitech warrants that its hardware product shall be free from defects in materials and workmanship for the length of time identified on your product package beginning from the date of the original retail purchase. See support. logitech.com for specific warranty information about your product and procedures to act on a warranty claim.
Logitech’s entire liability and your exclusive remedy for any breach of warranty shall be, at Logitech’s option, to repair or replace a functional equivalent of the product, or to refund the price paid, if the hardware is returned to the point of purchase or such other place as Logitech may direct along with a receipt. Warranty protections are in addition to rights provided under local consumer laws and may vary among countries. See full warranty information to know your consumer rights and the additional protections provided by this product warranty.
Logitech Address: Logitech, Inc., 7700 Gateway Blvd. Newark, California 94560.
Full Warranty Information: support.logitech.com
For Australia/New Zealand Consumers Only:
Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and for compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure. This warranty is provided by Logitech International SA, EPFL – Innovation Park, Daniel Borel Innovation Center, 1015 Lausanne, Switzerland.
Contact information for Australia/New Zealand Consumers Only:
The Woolstores Alexandria, Shed 72, Suite 2.01A, 4F Huntley Street, Alexandria, Sydney, NSW Australia 2015. Telephone: 1 800-025-544. For any product /warranty -related questions, please contact Customer Care (www. logitech.com/contact).
Contact information for Asia Pacific Consumers: Logitech Asia Pacific Limited, Unit 1003, Tower One, Cheung Sha Wan Plaza, 833 Cheung Sha Wan Road, Kowloon, Hong Kong.


Is it possible to use the keyboard with a Mac?

Yes, the keyboard is compatible with Mac.

(Video) Logitech MK850 Wireless Keyboard and Mouse Combo - Full Review

How do I connect the keyboard to my PC?

The keyboard connects via a wireless USB dongle. This can be plugged into any USB port on your PC.

Can I use this keyboard with multiple devices?

Yes, you can use this keyboard with up to 3 devices at once. You will need to install the Logitech Unifying Software for this functionality.

What is the battery life of this device?

A: The battery life of this device is 3 years, so you won’t have to worry about charging it very often.

Does the Logitech MK850 have backlit keys?

Logitech MK850 Performance is a versatile kit for business users who use multiple computers and devices on their desks. It has all the features you would expect, including the option to work with up to three PCs or devices simultaneously.The only important missing feature is the backlight for the keyboard.

Why is my Logitech keyboard not connecting?

Turn the keyboard off and then back on again.Make sure the batteries in the keyboard aren’t worn out. Press the connect or reset button on your USB receiver if it has one. Press the connect or reset button on your keyboard if it has one.

Why is my wireless keyboard not typing?

(Video) Logitech MK850 Performance: My Honest Review and Impression (1.5 Years later)

Check all of the cables are plugged in: obvious, but try it. Replace the batteries in the keyboard and/or mouse. Reconnect the devices by pressing the reconnect button on the wireless receiver, and on the keyboard and mouse.

What does blinking light on Logitech keyboard mean?

The fast blinking meansit is in pairing mode. Go to your bluetooth settings and click to add a device. Pick your mouse (and keyboard if needed) and it will re-pair.

Is Logitech MK850 silent?

The Logitech MK850’s padded palm rest makes life easier on your wrists. The keys themselves boast good travel and asoft, whisper-quiet touch, but not much in the way of snap.

How do I connect my keyboard to multiple devices?

First,there is a cable called a KVM switch, which is short for “keyboard, video and mouse” switch. These let you share one mouse, keyboard and monitor between two computers. There are also KM switch cables that allow you to share just a keyboard and mouse with two computers that have two separate monitors.

How do I reset my wireless keyboard?

Reset your wireless keyboard
Turn off your keyboard.
With the keyboard turned off, hold down the ESC key.
While holding down the ESC key, turn on your keyboard.
After about 5 seconds, release the ESC key. You will see the keyboard lighting flash if the reset is successful.

How do I get my keyboard back to normal?

To get your keyboard back to normal mode, all you have to do ispress the ctrl and shift keys at the same time. Press the quotation mark key if you want to see whether or not it’s back to normal. If it is still acting up, you can shift again. After this process, you should be back to normal.


(Video) Logitech MK850 Quick look and setup

logitech MK850 Wireless Keyboard Instruction Manual - Manuals+ (4)

logitech MK850 Wireless Keyboard

Documents / Resources

logitech MK850 Wireless Keyboard [pdf] Instruction Manual
YR0083, JNZYR0083, MK850 Wireless Keyboard, MK850, Wireless Keyboard


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    (Video) How To Connect MK850 Keyboard & Mouse


What are the function keys on Logitech K850 keyboard? ›

The K850 Performance's options include the ability to keep the keyboard always in the Windows layout and the option to use the F1-F12 keys as standard function keys (without using the Fn. key qualifier). The configurable keys include the Home button, F1 through F4, F11, and F12.

How do I use the Logitech K850 keyboard? ›

To connect via Bluetooth, open Bluetooth settings and pair your mouse and keyboard. To connect via the Unifying receiver, start by configuring the keyboard to your operating system. Press Fn + O for Mac or Fn + P for Windows for 3 seconds. Once the LED blinks fast, you can plug in the receiver.

What are the 123 buttons on Logitech keyboard? ›

“What are the white 1 2 3 keys on the top right used for”
  • They are used to connect it to different devices. ...
  • You can pair the mouse and keyboard up to 3 devices. ...
Oct 23, 2017

How do I reset my Logitech mk850 keyboard? ›

Ensure you turn off the keyboard first, then press on the ESC key. As you still press on the key, turn the keyboard on, and after five seconds, release the ESC key. The keyboard should produce some flashlight which indicates that the reset is successful. How do I sync my Logitech k800 keyboard?

How do I use Logitech function keys? ›

If your keyboard has an F Lock key, press it to toggle between the standard commands and alternate commands. When the F Lock light is Off, alternate functions work (Help, Undo, and so on). When the F Lock light is On, standard functions work (F1, F2, and so on).

How do I use the function keys on my Logitech Bluetooth keyboard? ›

To select a function key, hold down the FN key, and then press one of the keys listed in the table above. You can also set the keyboard to only use standard F1 - F12 functions. See Set the K400 Plus keyboard to use standard function keys for more information.

Where is the easy switch button on logitech keyboard MK850? ›

The MK850 connects with up to three devices at once via Bluetooth 4.0 or a 2.4GHz wireless connection (a single wireless USB dongle is included). You can switch devices by tapping one of the three white “easy-switch” buttons to the right of the function keys.

What is the yellow button on Logitech wireless keyboard for? ›

A yellow button in the upper left corner functions as left mouse-click for those who prefer two-handed control. Using Logitech Options, the K400 Plus can be configured for touch tap, Caps Lock notification, low-battery warning, and custom shortcuts.

How do I program Logitech buttons? ›

More Information
  1. Click Start, and then click Control Panel. ...
  2. Double-click Mouse.
  3. Click the Buttons tab.
  4. Under Button Assignment, click the box for a button to which you want to assign a function, and then click the function that you want to assign to that button. ...
  5. Click Apply, and then click OK.
  6. Close Control Panel.

What is F2 on Logitech keyboard? ›

On Logitech keyboards with a two box symbol on the key, the F2 key secondary function switches between open applications in Windows or opens Mission Control on macOS.

What is the Option key on a Logitech keyboard? ›

It is used as a to create special characters and as a modifier for other command codes. As shown in the picture, the option key is found next to the control and command keys. Since the mid-1990s, this key has included the small text "alt" on it.

Why is my k850 keyboard not working? ›

Check to see if you are using fresh non-rechargeable batteries. 2. Try using the Windows key or type something to verify it's working with your connected device. After you've connected up to three devices with your keyboard, you can switch between them when you press one of the lighter colored Easy-Switch buttons.

Where is the Logitech reset button? ›

Press and hold the Menu button (located above the Channel Up button) and the Off button together for 20 seconds. The remote screen will turn off, then turn on again displaying the image of a remote and a circular arrow. After a few seconds your remote will be restored to factory defaults and you may sync again.

What keys do I press to reset my keyboard? ›

With the keyboard unplugged, hold down the ESC key. While holding down the ESC key, plug the keyboard back into your computer. After about 5 seconds, release the ESC key. You will see the keyboard lighting flash if the reset is successful.

How do I use my keyboard keys? ›

A keyboard has alphanumeric keys, function keys, control keys, and arrow keys. The "asdf" keys are on the left hand, and the "jkl;" keys are on the right hand. Press Tab to move between boxes or Shift+Tab to move backwards. Using the arrow keys, I can move to an error and correct that error.

How do I use the F4 key on my Logitech keyboard? ›

On Logitech keyboards with an arrow pointing to the left on the key, the F4 key secondary function goes back into an Internet browser.

Where is the Windows key on Logitech k850? ›

The key for windows start is on top of the left shift key. :) Sorry, there was a problem.

What are the 12 function keys on a keyboard? ›

  • The F1 key.
  • The F2 key.
  • The F3 key.
  • The F4 key.
  • The F5 key.
  • The F6 key.
  • The F7 key.
  • The F8 key.
Apr 21, 2021

What are the use of function keys F1 to F12 on the keyboard? ›

The F1 through F12 FUNCTION keys have special alternate commands. These keys are called enhanced function keys. Enhanced function keys provide quick access to frequently used commands that can increase your productivity. These commands are typically printed above or on the keys.

How do I change my function key settings? ›

Press the f10 key to open the BIOS Setup menu. Select the Advanced menu. Select the Device Configuration menu. Press the right or left arrow key to select Enable or Disable the Fn Key switch.

What does Fn F8 do on a Logitech keyboard? ›

With a single-color keyboard backlight keyboards, FN+F8 skips to the next audio track or song in supported programs (e.g., Windows Media Player).

What function key turns on Bluetooth? ›

In the Settings for “Bluetooth & other devices,” press the Tab key once, and the Bluetooth switch should become highlighted. Press the Spacebar on your keyboard to enable (or disable) it. This is the surefire way to turn on Bluetooth using your keyboard.

How do I enable function keys on my Bluetooth keyboard? ›

Function keys (F1, F2, etc): Apple Bluetooth keyboards have an additional fn key on the bottom left hand corner of the keyboard. Use the fn button in combination with the top row of the keyboard to send function keys like F1, F2 etc to the remote computer.

Where is Fn key on Logitech keyboard? ›

The Fn key is located in the bottom row of a keyboard, generally next to the Ctrl key.

What is the easy switch button on Logitech keyboard? ›

Logitech Easy-Switch allows you to quickly toggle between typing an email on your Mac, to taking notes on your iPad, to replying to a text on your iPhone. Switch & type from Mac to iPad to iPhone - It provides you to type on your Mac and toggle over to your iPad or iPhone with the touch of a button.

What is F12 on Logitech keyboard? ›

On Logitech keyboards with two right arrows pointing to a line, the secondary F12 function fast forwards or goes to the next track in supported media players. Logitech keyboards with "ns" on the key are used as an insert key.

Should I turn off my Logitech wireless keyboard when not in use? ›

You do not need to turn the keyboard off as long as it is stationary and not being touched.

What are the three lights on my keyboard for? ›

The picture shows the three indicator LEDs on the keyboard. These lights show whether or not the num lock, caps lock, or scroll lock are enable or disabled.

How do I set up Logitech options? ›

USB receiver: Plug the receiver to a USB port, open Logitech Options, and select: Add devices > Setup Unifying device, and follow the instructions. 3. Once paired, a short press on the Easy-Switch button will allow you to switch channels.

How do I program my Logitech keyboard G keys? ›

Logitech G-keys
  1. Install the Logitech Gaming Software (LGS). ...
  2. Start LGS.
  3. Start or restart mumble.
  4. Open the LGS window.
  5. Open the G-keys view.
  6. You should see that a "mumble" profile has been created.
  7. Right click the mumble profile and select "Set as Default" or "Set as Persistent".
Apr 15, 2017

Is there a Logitech software? ›

Logitech Options is a powerful and easy-to-use application that enhances your Logitech mice, keyboards, and touchpads. Customize your device with Options to achieve more, faster. Introducing Logi Options+, the next-gen Options app. Get the best features from Options with a fresh, easy-to-use interface – for free.

What do F1 and F2 keys do? ›

F1 – Opens the Help screen for almost every program. F2 – Allows you to rename a selected file or folder. F3 – Opens a search feature for an application that is active at the moment. F4 – Alt + F4 closes the active window.

What is F1 F2 F3 F4 F5 F6 F7 f8 f9 f10 F11 F12? ›

The function keys or F-keys on a computer keyboard, labeled F1 through F12, are keys that have a special function defined by the operating system, or by a currently running program. They may be combined with the Alt or Ctrl keys.

What is F11 key used for? ›

The F11 key is a function key found at the top of almost all computer keyboards. The key is often used to Enter and exit fullscreen mode in all modern Internet browsers.

What is the Command key on the keyboard? ›

Windows key. Command. Performs actions or shortcuts. For example, pressing Command-S usually saves a document or file.

Is there an on and off button in Logitech keyboard? ›

There is a power on/off switch, which you can see on the upper left side in the picture at the top. The keyboard is powered by two AAA batteries, which Logitech says should last for 24 months of "normal" use.

Why are my keyboard keys not typing? ›

Restart the computer

Press and hold down the power button until the computer turns off, then release the button. Press the power button again to turn the computer on, and test the keyboard to see if it works. If that does not work, try draining all power from the computer, which helps reset the motherboard.

Why is my wireless keyboard not typing? ›

The batteries that you are using are low in power. The receiver is plugged into a port that is not working. The wireless device that you are using has trouble synchronizing with the receiver. There may be interference from other wireless devices.

How do I fix my keyboard not typing some keys? ›

An outdated or corrupt driver could be the reason your keyboard isn't working. Step 1: Right-click on Start and select Device Manager. Step 2: Expand Keyboards. Step 3: Right-click on the affected keyboard and select Update driver.

What are all the function keys on a keyboard? ›

Function keys.

The function keys are used to perform specific tasks. They are labeled as F1, F2, F3, and so on, up to F12. The functionality of these keys differs from program to program.

What does FN F8 do on a Logitech keyboard? ›

With a single-color keyboard backlight keyboards, FN+F8 skips to the next audio track or song in supported programs (e.g., Windows Media Player).


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