Modern operating systems a proprietary Sony driver to operate the VGP-BMS33. Windows 10 and Windows 11 feature built-in, generic Bluetooth HID (Human Interface Device) drivers. Once the mouse pairs with your PC, the operating system automatically assigns a generic Microsoft driver that enables full functionality for left-click, right-click, and scrolling. Windows 7, Vista, and XP
Restart your computer; Windows will automatically reinstall the driver upon reboot. C. Check VAIO Smart Network (For older VAIO laptops)
: Under normal conditions, alkaline batteries last about three months, but this can vary based on usage. If the mouse cursor is sluggish or the pairing fails, the batteries may be the issue.
A: First, try the "Remove and Re-pair" troubleshooting step above. If that fails, ensure your Windows is fully updated. A Windows update may have changed how your Bluetooth stack operates. As a last resort, you can try rolling back to a previous Bluetooth driver for your laptop.
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Since the mouse doesn't have its own driver, pairing it correctly is the key. The process is managed entirely by Windows, though the steps have evolved.
Most modern Bluetooth stacks pair this mouse as a keyboard or a generic input device without enabling the "Mouse" flag.
2 standard buttons, 1 scroll wheel (acts as a third button) Power Source: 2 AA batteries Original OS Support: Windows XP, Windows Vista, Windows 7 Do You Need a Dedicated Driver? Windows 10 and Windows 11
The Sony VAIO VGP-BMS33 is a standard Bluetooth Human Interface Device (HID). Modern operating systems contain generic built-in drivers that automatically recognize and operate the mouse.
Ensure fresh AA batteries are installed with the correct polarity (+/-). Slide the power switch on the bottom of the mouse to . Enter Pairing Mode :
Right-click your primary Bluetooth adapter (e.g., Intel, Realtek, or Qualcomm).
I am one of those people.
If you’re on and just want the mouse to work: pair it via Settings → Bluetooth → hold the button under the mouse until LED flashes, and ignore any “driver” search.
The mouse driver depends on:
The is a victim of planned obsolescence via Bluetooth stack evolution. It isn't broken; Windows just forgot how to talk to it.