To switch the SM3 Slim Mechanical Backlit Bluetooth Keyboard between Mac and Windows modes, hold the Fn key with O for Mac or P for Windows for 3 seconds. The SM3 Slim Mechanical Backlit Bluetooth Keyboard starts in Mac mode by default.

• Fn + O: Mac mode (also use for iPad and iPhone)
• Fn + P: Windows mode

1. Press and hold the Fn key.
2. While holding Fn, press and hold O for Mac or P for Windows for 3 seconds.
3. Release the keys when the backlight turns on.

The backlight turns on for 3 seconds and then turns off to confirm the change.