Bluetooth Easy-Switch Keyboard K811

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Download installation software, drivers, updates and more.


Spare Parts Store


A second life for your Logitech product

A lost or broken part of your Logitech product needn’t cost you a whole new one. Find the spare part you’re looking for right here.

Spare part store
More information
Y-R0028 (K811)


Download Software

Selected Software:

  • Title: Logitech Preference Manager
  • Software Version: 3.50.22
  • Post Date: 25-MAR-2014
  • Platform: Mac OS X 10.6.8 - 10.9.x
  • File Size: 57.9 MB

Download Instructions

  1. Select your operating system from the drop-down menu on the left. To determine your operating system:
    • Mac – Open the Apple menu and click About This Mac.
  2. Select the software you want to download.
  3. Select the installation type or file.
  4. Click Download Software


Logitech Preference Manager lets you customize gesture controls for Logitech touch products. It also adds enhanced key functions for Logitech keyboards, and notification for device-specific status features such as battery level, key backlighting level, and Caps Lock.

Why Update?

  • Fixed back/forward swiping with Chrome browser issue on the Rechargeable Trackpad T651 for Mac and Ultrathin Touch Mouse T631 for Mac