Download Logitech Control Center for Mac | MacUpdate
How to Connect a Logitech Mouse?
FreeKB - Logitech Resolve "There is no Unifying receiver plugged into your computer"
GENEMA New Usb Receiver Wireless Dongle Receiver USB Adapter for Logitech mk270/mk260/mk220/mk345/mk240/m275/m210/m212/m150 Mouse Keyboard Connect - Walmart.com
Logitech Connection Utility 2.30.9 Free Download for Windows 10, 8 and 7 - FileCroco.com