Device Check
Test your keyboard, mouse, mic, speakers, camera, screen and controller. Everything runs in your browser; nothing is recorded or uploaded.
Keyboard
Press every key. Keys turn green once they've worked. Hold several at once to check how many your keyboard can register together.
Mouse
Click every button and scroll inside the box. Side buttons won't navigate away here.
Double-click faults: 0. If this goes up when you click once, the switch is wearing out.
Click speed
Microphone
Talk and watch the bar move. Record a few seconds to hear how you sound.
Speakers
Each button plays a short tone. Left should only come from the left speaker.
Webcam
Touchscreen
Draw with one or more fingers. Gaps in a line show dead spots.
Dead pixels
Fills the screen with one colour. Look for dots that don't match. Click or press Space for the next colour, Esc to stop.
Controller
Plug in or pair a controller, then press any button on it.