Sony Usb Camera B4.09.24.1 Driver May 2026

Cause: Windows Driver Signature Enforcement blocking the older Sony driver.
Fix:

While the driver itself is a background system file, enabling the camera provides these capabilities once properly installed: Sony Usb Camera B4.09.24.1 Driver

| Feature | Description | |---------|-------------| | Max Resolution | Typically 1280x720 (720p) or 1920x1080 (1080p) depending on the camera module | | Frame Rate | Up to 30 fps | | Interface | USB 2.0 / USB 3.0 (backward compatible) | | Auto Features | Auto-exposure, auto-white balance, auto-focus (on supported models) | | Encryption | Standard UVC (USB Video Class) fallback, but with Sony extensions for enhanced control | | OS Support | Windows 7, 8, 8.1, 10, and legacy support in Windows 11 | Cause : Windows Driver Signature Enforcement blocking the

The B4.09.24.1 revision specifically addresses stability issues with UVC compliance and power management, preventing the camera from disconnecting during sleep/resume cycles. After a Windows Update, the camera may disappear

After a Windows Update, the camera may disappear from the Device Manager. This is often due to the Sony Firmware Extension Parser or Sony Shared Library being outdated or removed.