To add a new Logitech device using Logitech Options:

1. Launch Logitech Options:
   • Windows: Start > Programs > Logitech > Logitech Options
   • Mac: Macintosh HD > Applications > Logitech Options
2. If this is the first device to pair with your Unifying receiver, click Add Devices.
3. If you already have one or more devices paired, click Your Devices and then Add Devices in the bottom right corner of the window.
4. Follow the on-screen instructions to add your device.

If you don’t have Logitech Options, you can download it by clicking on the Download link in the left menu panel.