You press the FN key and the arrow keys at the same time, you can adjust the keyboard to change the light.
Keyboard is a command and data entry device used to operate the operation of computer equipment, and also refers to a set of functional keys (e.g., a typewriter, a computer keyboard) that have been systematically arranged to operate a machine or device. Keyboard also forms part of a keyboard instrument, and can also refer to a musical instrument that uses a keyboard, such as a piano, digital piano, or electronic organ, etc. A keyboard helps to practice typing.
The keyboard is the most commonly used and primary input device, through which letters of the alphabet, Chinese characters, numbers, punctuation marks, etc. can be entered into a computer so that commands can be issued to the computer, data can be entered, and so on.
There are also keyboards with various shortcut keys. With the passage of time, gradually on the market also appeared independent with a variety of shortcut function of the product sold separately, and with a special driver and setup software, in the compatible machine can also achieve personalized operation.