Disclaimer: Please note that this TOSHIBA Bluetooth stack is for TOSHIBA notebooks only! It will expire on all other Bluetooth hardware after 30 days! All Bluetooth versions are released without warranty of any kind. Installing the newest BT stack on older hardware is your own risk. TOSHIBA does not warrant that the product will work uninterrupted or error free. TOSHIBA can not be held liable for any damages, including consequential damages, loss of data or any operating instability arising out of installing the newest BT stack.