Pair Logitech Mouse to Original Non Unifying Receiver - YouTube
How to Pair Logitech Mouse or Keyboard to USB Receiver - YouTube
Amazon.com: Logitech USB Unifying Receiver, 2.4 GHz Wireless Technology, USB Plug Compatible with all Logitech Unifying Devices like Wireless Mouse and Keyboard, PC / Mac / Laptop - Black : Electronics
How to Pair Logitech Mouse/Keyboard with a Different "Non-Unifying Receiver" - YouTube
How To Pair Logitech Unifying Receiver With Mouse And Keyboard | Logitech | Get Fixed - YouTube
How to Pair Mouse & Keyboard with Logitech Unifying Receiver