Peripherals: Setup your Wireless Keyboard and Mouse How to Setup a Wireless Keyboard and Wireless Mouse macOS Apple Magic Keyboard, Magic Mouse, or Magic Trackpad Use one of these cables to connect your wireless device to your Mac: USB-C to Lightning Cable Lightning to USB Cable Turn on the device. You should see green under its power switch. The device uses the USB connection to recharge its battery and automatically pair with your Mac. To check its charge level and confirm that it's paired, choose Apple menu > System Settings (or System Preferences), then click Bluetooth. The device should appear in the list of Bluetooth devices. Unplug the device for wireless use. Windows Dell Wireless Keyboard and Mouse