Simply press any key on your keyboard to test it - if it works it will turn green

esc

F1

F2

F3

F4

F5

F6

F7

F8

F9

F10

F11

F12

~
`

!




1

@




2

#




3

$




4

%




5

^




6

&




7

*




8

(




9

)




0

-



_

+




=

tab

Q

W

E

R

T

Y

U

I

O

P

{




[

}




]

|




\

caps lock

A

S

D

F

G

H

J

K

L

:




;

"




'

shift

Z

X

C

V

B

N

M

<




,

>




.

?




/

shift

fn

control

print
screen

scroll
lock

pause

insert

home

page
up

delete

end

page
down

num
lock