Diagnostic guides
Mouse troubleshooting guides
Use these step-by-step guides to reproduce a mouse problem, run the relevant browser test, and decide what to check next without jumping to a hardware conclusion.
Double-click troubleshooting
How to check if your mouse is double clicking
Think your mouse is double clicking by itself? Learn how to test for unwanted double clicks online and what to do if your mouse is failing.
Read guide →Understanding click timing
What do double-click speed test results actually mean?
Learn what click intervals, short pairs, and counters mean in a double-click speed test—and why one fast result does not prove a faulty mouse.
Read guide →Classify the click problem
One click opens something twice: is it the mouse or a setting?
One click opening files or links twice is not always a broken mouse. Separate extra input from Windows settings, app mappings, and hold problems.
Read guide →Scroll-wheel troubleshooting
How to test if your mouse scroll wheel is working
Test your mouse scroll wheel online and find out whether scrolling, wheel direction, or the middle mouse button is working correctly.
Read guide →Mouse-button troubleshooting
How to test mouse buttons online
Test your mouse buttons online. Check whether the left, right, middle, and extra mouse buttons are registering correctly with a quick browser test.
Read guide →Pointer diagnostics
Mouse Polling Rate Explained: 125 Hz vs 500 Hz vs 1000 Hz
Learn what mouse polling rate means, how 125 Hz, 500 Hz, and 1000 Hz differ, and how to check your mouse Hz in a browser.
Read guide →