Start with evidence
Webcam TestOpen your webcam locally to verify that the browser can access and display a live camera stream.
→Microphone TestCheck whether your browser can detect your microphone and receive live audio.
→Keyboard TestPress keys and verify that the browser receives the expected keyboard events.
→Left Right Speaker TestPlay left and right channel tones separately.
→Dead Pixel TestShow solid colors full-screen so you can visually inspect for dead or stuck pixels.
→Touchscreen TestDraw on the screen to verify touch/pointer coverage.
→Device families
Mac, iPhone, iPad, AirPods, displays.
DeviceOK does not publish a model page until it has model-specific data, a relevant test/diagnostic path, and authoritative sourcing. This brand hub is the safe entry point while the model knowledge graph grows.
Model-specific diagnostics
MacBook Air 13-inch (M3, 2024)A model-specific inspection center for the M3 MacBook Air's display, keyboard/trackpad input, camera, microphone, speakers and browser-visible connections before Apple Diagnostics.
→AirPods Pro 2Check left/right audio, frequency playback and microphone behavior when AirPods Pro 2 are connected to the current device, then separate Bluetooth/profile issues from earbud hardware symptoms.
→When the browser reaches its limit
Apple Diagnostics can test internal Mac hardware that a website cannot inspect, including potential issues with components such as memory, processor/logic-board related hardware and wireless components.
Open Apple Diagnostics for Mac