User's Manual

4. USB mode
(1) Keyboard Power On
(2) Remove USB dongle from PC USB port
(3) Connect keyboard and PC with USB cable
(4) Mode indicator LED is yellow ON 2 seconds then OFF
Note. If you see other color LED, press FN+F9 some times
4. 2.4G mode
(1) Keyboard Power On
(2) Disconnect keyboard and USB cable
(3) Plug USB dongle to PC USB port
(4) Press FN + F9
(5) Mode indicator LED is white breathing
5. Bluetooth mode
(1) Keyboard Power On
(2) Disconnect keyboard and USB cable
(3) Press FN + F10
(4) If mode indicator LED is blue breath, keyboard is connecting to host
If mode indicator LED is blue flash, keyboard is pairing
6. Bluetooth Pairing
(1) Keyboard Power On
(2) Disconnect keyboard and USB cable
(3) Press FN + F10
(4) If mode indicator LED is blue flash, keyboard is pairing
If mode indicator LED is blue breath, Press and hold FN + F10 some seconds
(5) Go to Win 10 Settings -> Devices -> Bluetooth & other devices
Check Bluetooth is ON, then click "Add Bluetooth or other device"