Device diagnostics
Start with what is actually wrong.
Choose the component or symptom. DeviceOK uses live browser evidence where possible, then points you to the most relevant next step.
Detected environmentYour device · Checking browser
Browser test supportChecking…
PrivacyLocal testing where possible
Diagnose by symptom
More device typesWhich part is giving you trouble?
Choose the affected part. We start with a live test when the browser can collect useful evidence, then show the fixes that match the result.
Microphone
Run the testGet evidence before changing settings
If it works in DeviceOK, total hardware failure becomes less likely and the app, permission, routing or OS path becomes more important.
Not one component?
All guided checksCheck a whole setup instead
Complete Device CheckRun a practical browser-first check of the main input, output, display, and camera components available on this device.
Meeting Ready CheckCheck camera, microphone, speakers, and browser access before a Zoom, Teams, Meet, Discord, or browser call.
Gaming Setup CheckCheck the inputs and display features that matter most before gaming.
Used Laptop CheckInspect the browser-testable parts of a used laptop before buying or accepting it.
New Laptop CheckVerify key components early in the return window.
New Monitor CheckCheck visible panel defects, gradients, sharpness, and refresh behavior while returns are still easy.