Customer replaceable unit CRU service: Lenovo will ship CRUs to you for you to install. CRU information and replacement instructions are shipped with your machine and are available from Lenovo at any time on your request. You may request that a service provider install CRUs, at no additional charge, under the type of warranty service designated for your machine. Acer Notebook Wi-fi & Bluetooth Windows Drivers Download Wireless Drivers Page 9 When return is required, return instructions and a container[…]