Skip to main content
I/O Checkup
System ready
Active lab / 02Mouse LabFocused browser checks for the active hardware family.

Mouse Button Test

Click this card with left, right, middle, back, or forward buttons.

Last ActionNone
Left0
Right0
Forward0
Back0
Middle0
Total0

Mouse Button Test: Left, Right, Middle, Back, Forward, Last Action, And Live Button Counter

Check left, right, middle, back, and forward mouse buttons with live counters and button state feedback.

What this test checks

  • Button event accuracy
  • Timing, interval, or movement consistency
  • Live browser input feedback
  • Compare Counts By Button Row

How to read the result

Buttons results should be read as browser-captured diagnostics. Strong results are consistent across repeated runs; unusual spikes, missed events, or unstable timing are a sign to compare with the related mouse tools before blaming the hardware.

Open The Full Mouse Button Map

The tool displays a mouse graphic plus a results grid for left, right, middle, forward, back, and total presses. This is useful for both standard mice and gaming mice with side buttons.

Button Map
All Buttons
Last Action

Press Each Physical Mouse Button

Every button press updates the visual mouse and the last action card. The test confirms whether the browser receives the intended button code for primary, secondary, wheel, and side-button input.

Press Mouse ButtonsButtons

Compare Counts By Button Row

The results are grouped as left and right, forward and back, then middle and total. That organization helps users quickly spot a dead side button or a middle-click problem.

Button CountTotal
Last ActionLive

Reset Before Testing Another Mouse

The reset button clears the counters so users can compare multiple mice, replacement switches, or different browser sessions without old button data mixing into the next test.

Buttons Recorded
Reset
Counts

What does Buttons measure?

Check left, right, middle, back, and forward mouse buttons with live counters and button state feedback.

Do I need to install anything for Buttons?

No. Buttons runs directly in a modern browser. Some checks may ask for permission when they need camera, microphone, gamepad, pointer lock, touch, or audio output access.

Are results uploaded?

The test runs in your browser and uses local input events or browser hardware APIs for the visible diagnostics.

Why should I run related tests too?

Related tools help separate hardware issues from browser timing, display behavior, input device settings, or permission problems, which makes the final diagnosis more useful.

Detailed Testing Guide

Mouse symptom

This mouse page isolates one input symptom instead of mixing every click, wheel, button, and movement problem into one vague result.

Start with a baseline run before changing device settings. Record any repeated symptom so the next comparison is useful.

Mouse evidence

The useful evidence is browser-visible mouse behavior: button identity, timing, intervals, movement, wheel data, and completion state.

Watch Button event accuracy, Timing, interval, or movement consistency, Live browser input feedback, Compare Counts By Button Row. These observations come from the browser; they do not reveal hidden firmware or factory calibration data.

Clean test method

Keep the pointer inside the test field, use the same grip, and repeat the same action before judging the mouse.

Keep the test conditions stable. Changing browser, cable, port, lighting, surface, volume, grip, or selected device all at once makes the result harder to trust.

Result reading

Missed clicks, unexpected double events, wrong button labels, scroll jumps, or unstable hold behavior deserve a second focused test.

A repeated pattern matters more than a single spike. When something looks wrong, confirm it with another pass and compare a related tool before deciding the device itself is defective.

Limits and next checks

Move between click speed, button, double-click, scroll, DPI, reaction, and drag dropout pages depending on the symptom.

For a closer comparison, try Double Click Test, Left Click Speed Test, Right Click Speed Test, Scroll Wheel Test. Keep the same device and connection while you investigate the next symptom.