Bluetooth Mode: Find the Bluetooth mode switch on the keyboard and switch the keyboard to the Bluetooth option; the backlight will turn on.
- Press and hold the “Fn+1” keys for 4 seconds to activate Bluetooth pairing (the Bluetooth indicator will flash quickly for 3 minutes to detect pairing).
- Search for the Bluetooth device “Keychron K3” on your device and connect (the Bluetooth indicator will turn off after successful pairing).
Please note: This keyboard supports pairing with up to 3 devices simultaneously through the combination keys “fn” + “3” or “fn” + “1”/“fn” + “2”.
The Bluetooth indicator will keep flashing for 3 minutes.
*Due to different Bluetooth versions, there may be slow or failed connections. Please ensure all settings are correct.
Switch Bluetooth Devices
Short press the combination keys “fn” + “1”/“fn” + “2”/“fn” + “3” to switch to other devices.
Reconnect:
Switch the keyboard to the Bluetooth option to activate the keyboard (the keyboard will by default connect to the last connected device).
The Bluetooth indicator will flash for 4 seconds and automatically pair with the last paired device.
If the Bluetooth indicator turns off, press any button to reconnect.
- The keyboard must be paired with the device to perform this function.
Turn off the keyboard by switching it to “Off” on the keyboard.
Power Saving
In Bluetooth mode, the keyboard backlight will turn off after 10 minutes of inactivity.
Press any button to wake the keyboard. To disable this automatic power-saving mode, press and hold fn+S+O for 4 seconds.
To re-enable this power-saving mode, press and hold fn+S+O for 4 seconds again.