Restore factory settings

Computer screen brightness -

Computer screen brightness +

Calculator/Task manager

Multimedia / F4

Last song / F5

Next song / F6

Pause / Play previous

Stop / Play / Pause

Mute next

Volume decrease / Mute

Volume increase / decrease

Mail / Volume increase

Switch to Windows mode

Switch to MacOS mode

PrintScreen

Scroll Lock

Pause

Turn backlight off / on

Switch backlight mode

Switch backlight color

Backlight brightness +

Backlight brightness -

Backlight speed -

Backlight speed +

Switch decorative light mode

Switch decorative light color

Bluetooth no 1, short press to switch, long press 3S to enter pairing

Bluetooth no 2, short press to switch, long press 3S to enter pairing

Bluetooth no 3, short press to switch, long press 3S to enter pairing

2.4G mode, long press 3S to enter pairing

Check remaining battery

Lock windows key (only valid under win system)