Windows Keyboard Test

Test common Windows keyboard keys and modifier events.

No accountLocal where possibleRetest anytime

Press keys now

Active keys turn green. DeviceOK uses browser keyboard events; some system-reserved keys may not be exposed.

EscapeF1F2F3F4F5F6F7F8F9F10F11F12`1234567890-=⌫TabQWERTYUIOPBracketBracket\CapsASDFGHJKL;'EnterShiftZXCVBNM,./ShiftCtrlMetaAltSpaceAltMetaCtrlUpDownNumLockDivideMultiplySubtract789Add456123Enter0Decimal

Keys seen0

Currently held0

Max simultaneous0

Chatter flags0

Private by design

Test input is processed in your browser where possible.

What this tells you

Use the result as evidence, not a guess.

This test checks

Windows modifiers
Letter keys
Function keys

How to read it

A passing browser test confirms that the browser can observe this input/output path.

A failing test narrows the issue but does not by itself prove physical hardware failure.