Look for "HDD Protection Utility" or "Shock Sensor Driver" under the drivers or software section.
: The software is officially titled the Toshiba HDD Protection Utility . skachat draiver acpi tos620a
: It manages the 3D accelerometer sensor in older Toshiba laptops (like the Tecra or Portege series). Look for "HDD Protection Utility" or "Shock Sensor
: This driver was standard for Windows 7, 8, and 10. If you are using an SSD, this driver is technically unnecessary as SSDs have no moving parts to "park," but you may still need it to clear the yellow exclamation mark in your Device Manager. : This driver was standard for Windows 7, 8, and 10
According to Bleeping Computer , installing this utility and restarting your computer will resolve the "Unknown Device" error in Device Manager. Installation Details
The hardware ID corresponds to the Toshiba HDD Protection Utility (also known as the Shock Sensor Driver). This driver allows your laptop to detect sudden movements or vibrations and park the hard drive heads to prevent data loss. Where to Download