Bios Update for Windows 7 (32-bit, 64-bit),XP – IdeaPad Z575



NameOperating SystemVersionReleasedDownload
Bios Update
54CN18WW.exe
6.3 MB
Windows XP,
Windows 7 32bit,
Windows 7 64bit
1818 Aug 2011Download
Bios Update
54CN18WW.txt
6.3 MB
Windows XP,
Windows 7 32bit,
Windows 7 64bit
1818 Aug 2011Download

Important information

Fixes and enhancements

Latest Version BIOS fixed all merged issues from previous ones.

Change history

54CN18WW:

Fixed the hang up issue when installing non-OEM version Windows 7 Operation system.

Installation instructions

1. Restart computer.

2. Locate the file 54CN18WW.exe that has been downloaded.

3. Double click the 54CN18WW.exe. For Windows 7, you may run it as administrator by left-clicking on the icon and selecting "Run as administrator".

4. Click "Install".

5. When a window prompt, click "OK".

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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