BIOS Update BIOS Update for Windows 7 (32-bit), XP – IdeaPad S10-3

NameOperating SystemVersionReleasedDownload
BIOS Update
5.64 MB
Windows XP,
Windows 7 32bit
3721 Oct 2010Download
BIOS Update
5.64 MB
Windows XP,
Windows 7 32bit
3721 Oct 2010Download

Important information

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

Fixes and enhancements

Latest Version BIOS fixed all merged issues from previous ones.

Change history


Fixed memory compatibility issue


Fixed auto shutdown when rebooting on S10-3 systems


Fixed the appearence of bright line on upper LCD issue


1 Modified DMI string for reading SN number in winpe

2 Modified DMI string for QS function

Installation instructions

Take 2ACN37WW.exe as example,

1. Restart computer.

2. Locate the file 2ACN37WW.exe that has been downloaded.

3. Double click the 2ACN37WW.exe. For Vista and Windows 7, you may run it as administrator by left-clicking on the icon and selecting "Run as administrator".

4. Click Install.

5. Click Flash BIOS.

6. Press Enter to start flashing. During the process, you are advised not to turn off the computer.

7. When the update finishes, the computer will automatically reboot for the changes to take effect.

8. Enter to BIOS menu, load default setting-> save and exit.

9. Please reboot the system again.

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