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CONNECTION & TESTING GUIDE

8BitDo controller tester

Test 8BitDo Ultimate and Pro controllers while keeping connection modes, button labels and saved settings in context.

Live controller test

Waiting for a controller

Connect with USB or Bluetooth, focus this page and press a controller button.

Choose a model reference (optional)
Your selection is recorded separately from the browser’s device identity.

Choose a model for setup notes. This does not change your inputs or identify hardware automatically.

Controller layout reference
Press any controller button to begin

Layout illustration only. The button grid shows the actual inputs received.

L2 / LT—
R2 / RT—
Buttons detectedWaiting for input

Raw readings & input history

Indices are shown as reported by the browser. Unknown layouts are not assigned stick or trigger names.

Waiting for controller input.
    Saved snapshots & comparison 0

    Saved only when you choose, in this browser. Compare readings taken under the same conditions.

    Connect your 8BitDo controller

    The Ultimate name covers multiple controllers. Ultimate Bluetooth, Ultimate 2.4G and Ultimate 2 Wireless are not interchangeable names or identical platform profiles. Check the label on the controller or its packaging first.

    For the original Ultimate Bluetooth model, the manufacturer documents XInput on PC through its receiver or USB. Ultimate 2.4G has an X/D input-mode switch. Pro 2 has its own platform-mode switch; select the mode appropriate for the connected computer.

    Pro 3 adds swappable ABXY buttons and a trigger mode switch. Ultimate 2C Wireless documents Windows use through USB or 2.4 GHz, with Bluetooth for Android. Check the physical label arrangement as well as the selected software mapping.

    1. Confirm the controller’s platform mode and supported connection. Use a USB data cable or the receiver specified for that exact model.
    2. Focus this page, press a face button and choose the responding device from the connected-controller menu.
    3. Press and release each control. Check raw indices if the device has no standard mapping.
    4. Record your connection, software profile and trigger-stop setting before saving a snapshot.

    MODEL NOTES

    Choose your 8BitDo

    8BitDo

    Ultimate 2 Wireless

    Record the Ultimate Software V2 profile and zero-deadzone setting before comparing stick measurements.

    Open tester & setup guide ↗
    8BitDo

    Pro 3

    Use the exact platform connection documented for Pro 3. Record trigger mode and the physically fitted ABXY button layout.

    Open tester & setup guide ↗
    8BitDo

    Ultimate 2C Wireless

    Windows uses USB or the 2.4 GHz receiver; Bluetooth is documented for Android. Extra bumper assignments can mirror existing inputs.

    Open tester & setup guide ↗
    8BitDo

    Ultimate Bluetooth

    Original model: PC XInput is documented through USB or the included receiver. Do not assume Bluetooth exposes the same mode.

    Open tester & setup guide ↗

    Separate a saved setting from a physical fault

    Ultimate Software profiles can affect assignments and response. Ultimate 2 Wireless also has a documented zero-deadzone setting. A very still centre may reflect configuration, while a more sensitive profile can expose small movements previously hidden.

    Rear P1/P2 controls can be mapped to other buttons. They do not need to appear as new browser indices. Nintendo and Xbox face-button labels also differ; changing the visual label set here does not rewrite the controller’s mapping.

    If motion is configured to emulate a stick, moving the controller can produce stick values. This is not a separate gyroscope measurement. Put the controller down for a resting-stick test and note any motion-to-stick configuration.

    Turn a reading into a useful comparison

    Check one variable at a time. For unwanted stick movement, release the sticks onto a stable surface and run the ten-second resting test. For a missing action, compare a direct button press with its rear-button assignment. Save a note identifying the active profile so a later result can be reproduced.

    The browser-reported device name can describe a virtual gamepad. The optional model reference is your selection, not automatic hardware identification. Brand listing does not guarantee vibration, independent paddles or vendor-specific controls in your browser.

    Buttons & triggers → Resting stick test → Connection help →

    Manufacturer references

    Documentation reviewed 29 October 2026. Setup guidance, not a hands-on product review or a certification of browser support.