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$99.99

Customer reviews

Rating 4.5 out of 5 stars with 3500 reviews

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Rating by feature

  • Value

    Rating 4.5 out of 5 stars

  • Quality

    Rating 4.6 out of 5 stars

  • Ease of Use

    Rating 4.5 out of 5 stars

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90%would recommend to a friend

Customers are saying

Customers recognize the MK850 Performance Keyboard and Mouse Combo for its reliable keyboard quality and ease of use. Many appreciate its simple connectivity and long battery life. However, some customers have noted experiencing lag and consider the product to be somewhat pricey. Overall, the positive aspects of the combo seem to outweigh the negatives.

This summary was generated by AI based on customer reviews.

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 166 Showing 3,301-3,320 of 3,500 reviews
  • Rated 2 out of 5 stars

    Mouse is not responsive

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The mouse in this set is very poor. no matter what you do with the settings the scroll function is not responsive. Makes navigating very frustrating so I am using a separate mouse.

    No, I would not recommend this to a friend
  • Rated 5 out of 5 stars

    Fast install and works like a champ.

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Being disabled I needed a keyboard and mouse that had the ability to function more than just me PC. This system works well with any blue-tooth enabled item and has quick connect buttons to change from your items as you work. Bravo Logitech...……….

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    Keys don't respond

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    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I recently purchased this keyboard. Unfortunately, the keys often do not respond or, when they do, they are missing letters. In addition, this keyboard was the most difficult keyboard I have ever had to set up. I even had trouble getting it to connect to a couple different devices.

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hey! We sincerely apologize for the inconvenience caused by the Logitech MK850 keyboard. Unresponsive keys and difficulty connecting to devices are not what you expect from our products. We understand your frustration and want to help. We recommend reaching out to our social care team via email at socialcare@logitech.com with your
      - Name:
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      - Product Name:
      - Brief description of issue:

  • Rated 2 out of 5 stars

    Faulty keyboard

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I really regret about this purchase if only I knew about it would disconnect every time I use it and can’t even update I would have chosen a different one that’s for the keyboard the mouse is great

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hey there, I'm sorry to hear about your connectivity issues with your keyboard. I would recommend making sure the batteries are properly seated and fully charged inside your keyboard, and possibly try using a different USB port on your computer if you can. If you're still having issues with the keyboard after that, feel free to contact our support site for warranty information.

  • Rated 5 out of 5 stars

    Easy Use/Great Feel

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Easy to use wireless keyboard and mouse combination. I really like the layout of the keyboard and the mouse has a great feel when using.

    I would recommend this to a friend
  • Rated 2 out of 5 stars

    Bluetooth sucks

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Wish this keyboard and mouse came with three separate doggles to use. Instead of one dongle and two Bluetooth for this enabled keyboard. I have never had great luck with the Bluetooth with this device.

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hi SadGuy, sorry to see you're having connectivity issues with your MK850 Combo. This combo has the option to Easy Switch between 3 devices with the tap of a button! Here is the setup instructions to get it linked up with your Bluetooth devices: https://support.logi.com/hc/en-us/articles/360023300114. Hope that helps!

  • Rated 1 out of 5 stars

    Spongey

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    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    If cardboard could be a keyboard. Spongy is the only thing that describes the keys on this keyboard. I don't remember even trying the mouse lol. The sponginess was enough for me to immediately return. However, for the price conscious shopper, I think it's perfect.

    I would recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hey! Thanks for the MK850 feedback! We apologize the keys weren't your preferred feel. "Spongy" isn't typical, so your feedback helps.

  • Rated 1 out of 5 stars

    Mouse doesn't work

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Both the mouse and the keyboard are kind of klunky. The keyboard in particular has very long throws -- the keys need to be pushed deeply before they register. Also on the keyboard, you cannot remove the thick hand rest. Worst of all, the mouse has quit entirely after 2 days. It synced properly the first time, but then after about a day, it wouldn't respond. The computer said it was still attached, but it didn't work. When I un-attached it (bluetooth) and re-attached it, it worked again for about a day. Now it has quit and cannot join my computer via bluetooth at all.

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hello, we are sorry to hear about the issues you are having with your MK850. Please reach us at https://support.logi.com/hc/en-us for any technical or warranty support.

  • Rated 1 out of 5 stars

    Left Handed people avoid

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    All my previous wireless keyboard mouse combos were not Right hand Specific. Being Left Handed the mouse is not comfortable to use. It would be great if this was offered in both a Left and right handed.

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Thanks for you feedback. Your feedback is important to us, and we'll make sure to share it with the right team.

  • Rated 5 out of 5 stars

    MK850 Keyboard and Mouse

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    Posted . Owned for 1.5 years when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    love that I can use this with 3 separate computers. Makes it much easier when you don't have room for 3 keyboards.

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    LOGITECH MK850 Keyboard and Mouse Black

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    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    EXCELLENT! Purchased In-Store! Logitech - MK850 Performance Full-size Wireless Optical Keyboard and Mouse - Black

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Bluetooth keyboard mouse

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works perfect! I needed a none USB device as my new laptop only has the new USB C ports. Setup quick and easy.

    I would recommend this to a friend
  • Rated 1 out of 5 stars

    Frustrating

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    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The keyboard doesn't work when you start up the laptop right away. Sometimes you have to remove it as a device and then reconnect it which may or may not catch on the first try. Sometimes you have to give it a few minutes and it will start working. When working properly it is pretty awesome although there is no print screen button in the keyboard. Not sure what's wrong with it and I will probably just throw it out and get another one.

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hello customer, I'm sorry to hear you're having some connectivity issues with your MK850. If you're connecting the device via bluetooth, that issue can unfortunately sometimes arise. I would recommend connecting to the device via the Unifying Receiver instead.

  • Rated 5 out of 5 stars

    Computer Mom

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    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works good but was difficult to setup. Needed to connect with Geek Squad to get both connected to my computer.

    I would recommend this to a friend
  • Rated 4 out of 5 stars

    Keyboard

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It's taken a little time to get used to it. And the mouse because im left hand it is set up for a right handed person

    I would recommend this to a friend
  • Rated 2 out of 5 stars

    Disappointing with purchase

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    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The keyboard its self is ok, but for a Office setting the keys are loud. When your co-workers tell you from across the room the keyboard is loud then it must be

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      HI Ronnie, thank you for sharing your experience with the MK850. I'm sorry that you, and your co workers, find the keys strokes on the keyboard too loud. I hope that you are able to continue to use the keyboard and enjoy its features. Thank you for being a Logitech customer. Kristi from Logitech

  • Rated 2 out of 5 stars

    Refuses to stay synchronized to the computer

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    When this keyboard is working I love it. Periodically it looses synchronization with the computer, usually at a time when you need it the most.

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hi jimc, Very sorry to hear about the synchronization issues you're having with the MK850. This is likely due to a poor connection with the Unifying Receiver and your devices. Much of it could be dependent on where you have the Unifying Receiver plugged in to your desktop. If you have it placed in the back of your tower or if your tower is underneath your desk, that could be causing interference. If your desktop tower is on your desk, then place the Unifying Receiver into a front facing port. If that isn't possible, use the enclosed USB extender that came with the MK850 to place the receiver into. The latter suggestion is also if you have the tower placed underneath your desk. If the problems still persist, try these suggestions: keep other electrical devices at least 8 inches away from the keyboard, move the keyboard closer to the computer, or un-pair and re-pair your device to the keyboard. For more troubleshooting tips, you can visit Logitech's product support website for a live chat with a technician. Hope that you found this helpful and that all is going well. Best Regards, Richard from Logitech

  • Rated 2 out of 5 stars

    Feels weird to type.

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    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I like the overall feel but typing on this keyboard feels like I’m typing on a keyboard with fresh glue on the bottom. Your typing still gets through no problem but it feels off.

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hello Ronan, we are sorry to hear that the MK850 keyboard did not meet your expectations. At Logitech, it is our goal to ensure you are completely satisfied with your Logitech purchase. We take pride in the products and services we offer, and want our customers to enjoy them just as much as we do. If you are experiencing an issue, please visit our support page for the MK850. Have a great rest of your day. -Ricky from Logitech

  • Rated 1 out of 5 stars

    DO NOT BUY FOR MAC.

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    DO NOT BUY FOR MAC. They say it is compatible but it is not. Logitech claims that if you use FileVault turned on it doesn't work at login screen. Tried turning it off and it still doesn't work. They are lying about this - it has to be a problem with their driver as my Logitech Keys to Go works perfectly at login screen with Bluetooth and FileVault. They are suggesting to use the Unifying receiver but I can't get that to work at all. It won't get past the turn device off then back on screen.

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hi Kenny, I'm sorry that there was a problem with the use of the MK850 with a Mac product. Please understand that when new operating systems are released it can take time for firmware and driver updates to be created to meet the new security requirements within the new operating system. I'm sorry that the given steps to bypass the log in issue did not resolve the issue. You may need to reprogram the Unifying receiver using Logitech free Unifying Software that can be downloaded at support.logi.com. You can follow the on screen prompts to pair. With the MK850 please note that when pairing to any device or receiver that the 1-2-3 bank needs to be flashing rapidly. To activate the rapid flash press and hold the button. This rapid flash indicates that it is in "find/search" mode and can be paired to the Unifying Receiver. Thanks for being a Logitech customer. Kristi from Logitech

  • Rated 1 out of 5 stars

    Annoying issues

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I would not recommend this and probably should have returned it. Bluetooth wouldn't connect after going into sleep mode so that's completely useless. Use usb dongle and sometimes the keyboard doesn't respond, although I told usb not to go into power saving so that seems to be better. Mouse will cause random "scrolling" and totally rearrange icons in Outlook. Will see how long I can stand working with this before I throw in the towel and say "I wasted $80 on a crap combo."

    No, I would not recommend this to a friend
    • Brand response from Logitech
      Posted .

      Hi! Sorry to see you're having connectivity issues with your MK850 combo! You can try to reconnect the devices to the receiver with the Unifying Software tool. But if you have any questions, check out the Logitech support page at https://support.logi.com/hc/en-us/articles/360023300114. Continue to enjoy!