[. . . ] Getting started with Première utilisation Logitech® Wireless Keyboard K270 K270 Getting started with Première utilisation Logitech® Wireless Keyboard K270 1 2 3 1 2 3 4 5 6 7 8 English Features 1. [. . . ] If you have a Logitech wireless device that’s Unifyingready, you can pair it with additional Unifying devices. Just look for the orange Unifying logo on the new device or its packaging. It’s easy, and you’ll use only one USB port for up to six devices. Getting started is easy If you’re ready to pair your device(s) via Unifying, here’s what you need to do: 1. If you haven’t already, download the Logitech® Unifying software from www. € Is the Unifying receiver securely plugged into a computer USB port?€ If the Unifying receiver is plugged into a USB hub, try plugging it directly into a USB port on your computer. Check the orientation of the batteries inside the keyboard, or replace the two AAA alkaline batteries. [. . . ] € Try reconnecting the keyboard and Unifying receiver using the Logitech Unifying software (Refer to the Unifying section in this guide. [. . . ]