10 FAST HARDWARE CHECKS · NO INSTALL

Test the device.
Find the problem.

Open the exact test you need and get immediate feedback. KeyTest runs locally in your browser without accounts or uploads.

Start keyboard test

All 10 browser tests are ready.Private by designWorks in the browser

ESSENTIAL TESTS

Start with the most common checks.

Each test opens directly—no setup screen.

InputKeyboard Test Online – Test Every KeyFree online keyboard test for laptop, laptop + numpad, desktop, TKL, 60%, Mac and numeric keypads. Check every key, rollover, chatter and stuck-key signals instantly.Start test DisplayScreen TestInspect dead pixels, colors, gradients, contrast, sharpness, uniformity and motion in fullscreen.Start test VideoCamera TestPreview your camera privately and inspect focus, color, framing, stability and stream details.Start test AudioMicrophone TestCheck microphone level and clarity with a live waveform and a private local recording.Start test AudioSpeaker TestTest left and right channels, bass, mids, treble, frequency sweeps and problem signals.Start test

MORE TESTS

Finish the device check.

Input surfaces, ports, external output and power.

Touchpad TestCheck pointer movement, clicks, scrolling, dragging, coverage and common touchpad gestures.Touchscreen TestTrace the display, verify touch coverage and check multiple simultaneous contact points.External Display TestCheck the video output produced by this computer on a connected monitor or television.USB Port TestUse a known-working device to record and compare the USB ports on this computer.Battery TestWatch live charge level, charging state and power-source changes where the browser supports them.