Driver Introduction
For certain mice with customizable button functions, you can find the program downloads here.
Please ensure you download from the official Bnnwa website (Bnnwa.com). Do not trust any programs obtained through private messages, emails, other websites, or other means.
Since this software modifies the mouse button functions (customization), it may be flagged by antivirus software and mistaken for a virus. Please disable your antivirus or trust this program.
Download for Windows 10 or later — click this line to download.
Download for macOS 10.13 or later — click this line to download.
-
Mouse Function Setting
This software allows you to assign custom functions to eight different buttons. Beyond common actions like Copy, Cut, Paste, and Open Calculator, you can assign a wide range of useful functions to streamline your workflow. Boost your computer efficiency with Mouse Function Settings!
-
How to install drivers on Windows
- Click the download link above to save and run "Setup.exe" to configure the mouse functions.
-
If you wish to create a shortcut for the task software on your desktop, please check the box for "Create Desktop Shortcut" and then click "Install."
-
Click "Close" when it shows "Completed". The installation is now finished


Warm Tips: When setting mouse button function, you can press the key again to revert it, or hold down the ”Esc” key on the keyboard to restore its default function.
On-screen display
| Default | Restore default settings |
| Emoji | Open the emoji picker |
| Backward | Return to the previous interface |
| Forward | Advance to the next interface |
| Scroll left | Horizontal scrolling to the left |
| Scroll right | Horizontal scrolling to the right |
Hotkey
| Start menu | Windows start |
| Show desktop | Back to desktop |
| My computer | Open "This PC" |
| Calculator | Launch the calculator |
| Web browser | Open the default browser |
| Search | Open the search tool |
| Select all | Select all items |
| Copy | Duplicates selected text or item |
| Cut | Removes selected text or item |
| Paste | Utilize the clipboard to transfer content |
| Open Task View | Display all task windows |
| Switch Task Window | Task Switcher |
| Lock | Lock the screen |
Multimedia
| Mute | Turn off the volume |
| Volume + | Increase the volume |
| Volume - | Decrease the volume |
| Play/Pause | Play/Pause |
| Prev | Previous track |
| Next | Next track |
| Zoom+ | Increases zoom/magnification |
| Zoom- | Decreases zoom/magnification |
| Bright+ | Increase screen brightness |
| Bright- | Decrease screen brightness |
Custom key
A keyboard key or key combination (like Ctrl + Shift + C) that you
can assign to perform a specific action in a software program
Presenter
| Spotlight | The area around the mouse cursor is highlighted, with the cursor icon itself serving as the center point |
| Spotlight(No cursor) | A highlighted region appears around and centered on the cursor, but the central point itself lacks any icon |
| Magnifier | Press to magnify the area around the cursor.The enlarged view follows the cursor's movement. Press again to restore the original view |
| Highlight | When activated, the cursor changes to a highlighter pen. To draw. Hold down the left mouse button and move the mouse to write on the screen To erase: Press the right mouse button. To change color: Scroll the mouse wheel to cycle through different colors. To exit: Press the assigned key again or the Esc key. Note: This function does not support drawing across multiple monitors. |
| Snap once(irregular) | Activate the tool by pressing your assigned key.The screen will dim. To capture: Press and hold the left mouse button, then freely drag to draw any shape around the area you want to capture.Release the mouse button. The screenshot will be automatically saved and the tool will immediately exit. Saved location: The screenshot is automatically saved to the "Screen Snap" folder on your desktop. (To take another screenshot, you will need to press the hotkey again to reactivate the tool.) |
| Snap once | Activate the tool by pressing your assigned key. The screen will dim. To capture: Press and hold the left mouse button, then drag to draw a rectangular selection box around the area you want to capture. Release the mouse button. The screenshot will be automatically saved and the tool will immediately exit. Saved location: The screenshot is automatically saved to the "Screen Snap" folder on your desktop. |
Microsoft Copilot
Open Copilot (Not available on systems below Windows 11)
-
How to install drivers on macOS
- Click the download banner on the page to save and run the file. Open the downloaded file and run the mouse function Setup.dimg.
-
After deployment is complete, drag the "Mouse Function Settings" icon to the "Applications" folder, The installation is now complete.

Note:
The appearance of the mouse in the driver software (images) and the physical product may differ in details such as color or scroll wheel shape. This does not affect normal functionality. Please rest assured and use the product as intended. After a version update or reinstallation, the previously configured settings for your device model will be automatically saved. If you need to delete the previous configuration data, you can click the Reset option within the driver software.Mac Display
On-screen display Function Default Restore default settings Disable Ineffective Navigation backward Go back to the previous screen Navigation forward Go to the next screen Tilt left Horizontal scrolling to the left Tilt right Horizontal scrolling to the right Show Desktop Back to desktop Application Windows Show Windows from active application Lanuch Finder Open "Finder" Volume+ Increase the volume Volume- Decrease the volume Mute Mute Play/Stop Play/Pause
Prev track Previous track Next track Next track Copy Copy Selected Items Cut Crop Selected Items Paste Paste from Clipboard Keyboard struct You can assign your custom Key to perform a specific action in a software program Emojie menu Show emoji menu Screenshot Click and drag to select a region for your screenshot Highlighter You can write on the screen by holding down the left mouse button and moving the mouse. Use the middle mouse button to select colors. Press the button again to clear your drawings.
Spotlight All areas except around the cursor are dimmed. Click and hold to toggle the cursor to the software pointer Magnifier Press to magnify the area around the cursor. The enlarged view follows the cursor's movement. Press again to restore the original view.