Turn on your MK540 keyboard and mouse. To connect the MK540 mouse and keyboard, plug the provided Unifying receiver into a USB
![Wireless Dongle Receiver Unifying Usb Adapter For Logitech Mouse Keyboard Connect 6 Device For Mx M905 M510 Keyboard K400 - Wireless Adapter - AliExpress Wireless Dongle Receiver Unifying Usb Adapter For Logitech Mouse Keyboard Connect 6 Device For Mx M905 M510 Keyboard K400 - Wireless Adapter - AliExpress](https://ae01.alicdn.com/kf/A6c2e649b959541aca54de262d41d6c41b/Wireless-Dongle-Receiver-Unifying-USB-Adapter-for-logitech-Mouse-Keyboard-Connect-6-Device-for-MX-M905.jpg_.webp)
Wireless Dongle Receiver Unifying Usb Adapter For Logitech Mouse Keyboard Connect 6 Device For Mx M905 M510 Keyboard K400 - Wireless Adapter - AliExpress
![Logitech Mk540 Wireless Keyboard Mouse Combos Usb Receiver Mice Keys Set Pc - Keyboard Mouse Combos - Aliexpress Logitech Mk540 Wireless Keyboard Mouse Combos Usb Receiver Mice Keys Set Pc - Keyboard Mouse Combos - Aliexpress](https://ae01.alicdn.com/kf/S907a5bb57eee4d9b8afa2590de10949b4/Logitech-MK540-Wireless-Keyboard-Mouse-Combos-Unifying-USB-Receiver-Plug-And-Play-Mice-Keys-Set-For.jpg_Q90.jpg_.webp)
Logitech Mk540 Wireless Keyboard Mouse Combos Usb Receiver Mice Keys Set Pc - Keyboard Mouse Combos - Aliexpress
![Logitech MK540 Full-size Advanced Wireless Scissor Keyboard and Mouse Bundle Black 920-008671 - Best Buy Logitech MK540 Full-size Advanced Wireless Scissor Keyboard and Mouse Bundle Black 920-008671 - Best Buy](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/6215/6215118cv14d.jpg)
Logitech MK540 Full-size Advanced Wireless Scissor Keyboard and Mouse Bundle Black 920-008671 - Best Buy
![Logitech MK540 Advanced Wireless Mouse and Keyboard, Arb/Eng - PC Kuwait - Ultimate IT Solution Provider in Kuwait Logitech MK540 Advanced Wireless Mouse and Keyboard, Arb/Eng - PC Kuwait - Ultimate IT Solution Provider in Kuwait](https://pckuwait.com/wp-content/uploads/2021/05/mk540.png)