Scroll Wheel Test

Test your mouse scroll wheel. Check scroll direction, speed and smoothness.

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Scrolls
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Secondary
Interact with your device
Diagnostic running — results update in real time
FAQ
Encoder wear or dust is the most common cause. This test helps confirm whether skipping is a hardware issue.
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Scroll Wheel Test

What is the Scroll Wheel Tester?

This tool detects scroll direction, speed, and consistency. It helps identify common hardware issues like skipping steps, reverse scrolling, or double-scrolling — all signs of encoder wear that may require replacement.

Why Test Your Input Devices?

Hardware issues are often mistaken for software problems. Before troubleshooting drivers or game settings, use these diagnostic tools to verify your physical hardware is functioning correctly. A faulty mouse switch or worn encoder can silently sabotage your gaming performance.

Why Test Your Input Devices?

Test your devices when you notice inconsistent clicking, unexpected double-clicks, cursor drift, or scroll wheel skipping. Regular testing also helps track hardware degradation over time.