Touch Screen Test
Draw across the grid with a finger. Filled cells mark areas you visited.
Test area
Results
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How to use this tool
Draw across the grid with a finger. Filled cells mark areas you visited.
Method and units
PointerEvent.pointerType = touch / pen · 16 × 10 · visited / 160 × 100%
What this test can and cannot tell you
Only contacts received here are visible. Unvisited cells do not prove a defect.
Results reflect events and signals available to your browser. Settings, permissions and device support can affect them; they do not certify that hardware is healthy or faulty.
Input tests run in your browser. Camera and microphone access starts only after you request it.
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