Here's how to connect it to your Windows 11 PC:
You can pair your number pad with up to three devices. What Bluetooth version is on my PC? Connect your keyboard This number pad supports Swift Pair in Windows 11 for faster pairing. To get set up, you'll need a PC that's running Windows 11 with support for Bluetooth 4.0 or later.
The Microsoft Number Pad makes it easy to enter numbers and it's easy to store when it's not in use.