Plus.Tools

⌨️ Keyboard Tester

Press "Start Test" to enter keyboard testing mode. Each pressed key will light up. Note: "Fn" key cannot be checked

Esc

F1

F2

F3

F4

F5

F6

F7

F8

F9

F10

F11

F12

PrtSc

ScrLk

Pause

Num

/

*

-

`

1

2

3

4

5

6

7

8

9

0

-

=

Backspace

Ins

Home

PgUp

7

8

9

+

Tab

Q

W

E

R

T

Y

U

I

O

P

{ [

} ]

| \

Del

End

PgDn

4

5

6

Caps

A

S

D

F

G

H

J

K

L

: ;

" '

Enter

1

2

3

Enter

Shift

Z

X

C

V

B

N

M

< ,

> .

? /

Shift

0

.

Ctrl

Alt

Space

Alt

Fn

Ctrl

Keyboard Tester is a free and interactive online tool designed to help you test every key on your physical keyboard. Whether you're troubleshooting a faulty key, verifying a new keyboard, or simply checking your Numpad, this tool provides real-time visual feedback.

The interface highlights each key as you press it, including control keys, function keys (F1–F12), arrow keys, and numeric keypad support. You don’t need to install anything—just click "Start Test" and begin typing. The tool works seamlessly on laptops, desktops, and external USB keyboards.

Use this keyboard test tool to quickly diagnose stuck or unresponsive keys and ensure your keyboard is in perfect condition. Ideal for gamers, writers, coders, and anyone who relies on accurate keystrokes every day.

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