Trackpad Test
Check taps, dragging, two-axis scrolling and pinch on a laptop trackpad.
Tap, drag, two-finger scroll and pinch inside this area.
Touching now
0
Most at once
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Taps
0
Scroll X / Y
0 / 0
Vertical scroll
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Horizontal scroll
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Pinch zoom
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Input type
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Most trackpads report only one pointer to a web page even with several fingers down, because the operating system turns the extra fingers into gestures before the browser sees them. A low finger count here is therefore normal and not a fault. Horizontal scroll and pinch are the ones worth confirming, since those are the gestures that break most often after a driver update.
Your test runs locally in your browser. No device data is uploaded.
How to use the trackpad test
Tap inside the area, drag a finger around, scroll with two fingers both vertically and horizontally, then pinch to zoom. Each gesture updates its own reading, so you can confirm the ones you actually use rather than guessing from general behaviour.
Why the finger count is usually one
Trackpads are handled differently from touchscreens. The operating system interprets multiple fingers as gestures and passes the result to applications, so a web page normally sees a single pointer no matter how many fingers are down. A low count here is expected and is not evidence of a fault.
That is also why horizontal scroll and pinch appear as scroll events rather than as touches. Pinch in particular reaches the browser as a scroll event with a modifier flag, which is the only way a page can observe the gesture at all.
What actually breaks
Horizontal scrolling and pinch are the two that stop working most often, usually after a driver update or a settings reset rather than through hardware failure. Windows replacing a vendor trackpad driver with a generic one is a common cause and is fixed by reinstalling the vendor driver.
Tap to click is a setting that can switch itself off during an update, which makes a perfectly working trackpad feel dead until you notice the physical click still works. If taps register here, the hardware is fine.
Frequently asked questions
- Why does my trackpad only show one finger?
- Because the operating system turns extra fingers into gestures before the browser ever sees them. Most trackpads report a single pointer to a web page no matter how many fingers are down, so a low count here is normal and not a fault.
- What should I actually check?
- Horizontal scrolling and pinch to zoom, since those are the ones that break most often after a driver update or a settings reset. Tapping and dragging are worth confirming too, because tap-to-click is a setting that can silently switch itself off.
- My trackpad stopped scrolling sideways.
- Almost always a driver or settings problem rather than hardware. Check the trackpad settings for horizontal scrolling, then reinstall or roll back the trackpad driver — Windows updates replacing a vendor driver with a generic one is a common cause.