Turn on the mouse
Insert the USB receiver into an available USB port on your computer
Wait for the computer to detect the receiver
If the mouse has a pairing button, press it
If using Bluetooth, turn on Bluetooth on your device
Put the mouse in pairing mode
Open Bluetooth settings on your device
Select the Logitech mouse from the list of available devices
Confirm pairing if prompted
Test the mouse movement and clicks
Replace or charge the batteries if the mouse does not connect