Because Toshiba's PC business is now under the brand, the official way to find these legacy drivers is through the Dynabook Support Website .
If you are trying to run an older driver on a newer version of Windows, right-click the setup file, go to Properties > Compatibility , and select the original operating system it was designed for. Toshiba Satellite Pa3489u-1mpc Driver
The isn't actually a laptop model itself, but a part number for the Intel WM3945ABG wireless card . This card was a staple in many popular Toshiba models from the mid-to-late 2000s, including the Satellite A100, A200, M105, and P105 series. Why You Need This Driver Because Toshiba's PC business is now under the
Look for "Intel PRO/Wireless" or "Wireless LAN Driver." right-click the setup file