Terms & limitations
DeviceDoctor reports what this browser session can observe. Results are not hardware certification, professional calibration, medical diagnosis or a guarantee of future reliability.
Use results as troubleshooting evidence
Browser tests cover only the capabilities available to this session. Do not use a successful result as a guarantee of reliability or a failed result as the only reason to replace a device. Confirm persistent problems with the manufacturer or a qualified repair service.
Test safely
Start audio tests at a comfortable volume. Stop a visual or audio test if it causes discomfort. Do not change managed-device security settings without permission. Save your work before restarting applications or changing connections.