Thank You For Downloading Lenovo Legion Y520-15IKBN BIOS Update 4KCN45WW for Windows 10 64-bit

Changes: - Add W/R to fix sometimes hang lenovo logo issue after BIOS flash. About BIOS Update Utility: Applying a new BIOS version can bring various fixes, add new features, or improve existing ones; however, this action is very risky and should be carefully carried out in a steady power ...