BIOS update update for Windows 7, Vista, XP (64-bit) – IdeaPad Y550

NameOperating SystemVersionReleasedDownload
BIOS update
2.55 MB
Windows Vista 64bit,
Windows 7 64bit
3529 Mar 2010 Download
BIOS update
2.66 MB
Windows Vista 32bit,
Windows XP,
Windows 7 32bit
3529 Mar 2010 Download

Important information

Lenovo strongly suggests rebooting the system before applying the BIOS update.