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Name Operating System Version Released Add todownload
listDownload
nowBIOS Update 4acn38ww.exe5.63MB
Windows 7 32bit 38 12 Nov 2012
BIOS Update 4acn38ww64.exe5.88MB
Windows 7 64bit 38 12 Nov 2012
README of BIOS Update 4acn38ww.txt2.55KB
Windows 7 32bit,Windows 7 64bit
38 12 Nov 2012
Country AvailabilityAvailable Worldwide
Document ID : DS032844Last Updated :Copyright Lenovo 2013, all
rights reserved
BIOS Update for Windows 7 (32-bit, 64-bit) - IdeaPad Z370,
Z470
Supported Systems
IdeaPad Z370, Z470
Supported Operating Systems
Microsoft Windows 7 32-bit, 64-bit
Important Information
BIOS, abbreviation of Basic InputOutput System, is integrated in
ROM chip on main board, which contains the basic input/output
program, system configurationinformation, system startup self-check
and pre-setup programs. BIOS provides most basic low-level hardware
operations; it is the connection between software andhardware, and
interfacing window of hardware and operating system.
Note: Make note of any settings you have changed in the BIOS
Configuration Utility. These settings may have to be re-entered
after updating the BIOS.
Attention: Do not power off or restart your computer during the
BIOS flashing process, which will cause serious damage and improper
functioning of your computer.
Updated Information
Latest Version BIOS fixs all merged issues from previous.
Downloading the package
1. Click the file link to download the file from the web page.2.
When prompted, select a drive and directory in which to save the
downloaded file.
Install the package in Windows
1. Locate the file 4acn38ww.exe or 4acn38ww 64.exe that has been
downloaded.2. Double click the 4acn38ww.exe or 4acn38ww64 icon.3.
Click Install.4. Click Flash BIOS.5. Press Enter to start flashing.
During the process, you are advised not to turn off the computer.6.
When the update finishes, the computer will automatically reboot
for the changes to take effect.
If you are unable to find what you are looking for, please do
try the following options:1. Lenovo Assisted Search 2. Product
usage and general troubleshooting tips 3. Lenovo Support Forum 4.
Technical Support Call Centre
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SupportSupport United States - EnglishUnited States -
English
BIOS Update for Windows 7 (32-bit, 64-bit) - IdeaPad Z370, Z470
5/1/2014
http://support.lenovo.com/en_US/downloads/detail.page?DocID=DS032844
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