Check the browser-visible microphone, webcam, speaker, keyboard, pointer and touch capabilities of your device. Tests help narrow down a problem without installing diagnostic software.
How to use this tool
- Choose the device or feature to test.
- Start the test and grant camera or microphone access only if that test needs it.
- Stop active capture when finished and check operating-system settings if a device is unavailable.
How to interpret the result
Browser event tests and API presence checks are not full hardware diagnostics. Permissions, extensions and reserved system gestures can affect results. Device details can be incomplete because of browser privacy protections.
Frequently asked questions
Where can I read more about each operation?
Open an individual tool using the links below for its steps, interpretation notes and common questions.