Logitech K400R Wireless Touch Keyboard with Touchpad (NO RECEIVER) (FRENCH CHARACTERS)
How to connect a Logitech K400r keyboard to a Windows 10 computer - Quora
Logitech K400 Plus Touchpad Keyboard for TV connected PC
Solved - Awesome Logitech K400r wireless keyboad with touch pad lost his dongle | Tech Support Guy
The new classic Logitech K400R USB Wireless Touch Keyboard Keypad - AliExpress
K400r Logitech keyboard: Cannot customize my buttons, using Logitech Options app : r/LogitechG
User manual Logitech K400 (English - 2 pages)
I'm sick of old stuff you can't but anymore on this sub! I bought this Logitech k400r about 10 years ago and no matter how much I abuse and/or neglect it, it
Logitech K400r - Adamsdesk KB
Logitech K400 Plus Touchpad Keyboard for TV connected PC