The ZIP file you refer to is almost certainly a driver pack downloaded from:

: Sites like DriverPack and Softpedia host legacy versions (e.g., v9.0.1827.0) for older operating systems like Windows 7 or 8. How to Install the ACPI\TOS6205 Driver

Do you still have a working Toshiba Satellite C660? Share your driver experiences in the comments below. And if a specific driver ZIP worked for you, help the community by listing the filename and version.

the .zip file from a source like J.D. Hodges (often mirrored as BT-stack-toshiba.zip ). Extract the contents to a folder on your desktop. Run the setup.exe or v80012T...x32.exe file. Restart your computer once the installation finishes. 💡 Troubleshooting Tip If the driver doesn't install automatically: Open Device Manager . Right-click the "Unknown Device" (ACPI\TOS6205). Select Update Driver > Browse my computer . Point it to the folder where you extracted the .zip files. If you're still having trouble, let me know:

Generic drivers from Broadcom rarely work. Microsoft’s native Bluetooth stack will not recognize the TOS6205 ACPI identifier. You need the proprietary Toshiba stack or a modified Broadcom driver.

Official sources are mostly dead. However, archived drivers can be found at:

If you have a ZIP containing TOS6205 drivers:

If the TOS6205 driver hunt feels like too much trouble for an old machine, consider the $5 solution:

Sites like DriverIdentifier and Driver Scape host .zip and .exe versions for various Windows versions.