1.BIOS: Standard (Fit all brand laptop not included HP/ Lenovo/ Thinkpad) Supported Operating Systems: Win10 / 8 / 7 (Win XP / Vista / Linux DO NOT Support).
2.Replace damaged or inoperable parts with new ones.
3.Each item is inspected and in good condition prior to shipment.
4.Strongly recommended professional installation. We are not responsible for any equipment damage that may result from your replacement parts replacement process.