Do not turn off your computer or disconnect from the power source while updating the BIOS as this could harm your computer. During the update, your computer will restart and you may briefly see a black screen.
Before updating, please read the installation instructions and important information noted below.
Dell Insprion Desktop 545/545s system BIOS, A12
AUTO INSTALLED This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.Inspiron 545/545s A12 bios Release
Recommended
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Fixes & Enhancements
Enhanced Display and USB key support.
Read More
Version
A12, A12
Release date
02 Dec 2009
Download Type
System BIOS
Category
BIOS
Importance
RecommendedDell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Available formats
File Format:
Flash BIOS executable
File Name:
I545-A12.EXE
File Size:
728 KB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
This file format consists of a BIOS-executable file. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program.
To ensure the integrity of your download, please verify the checksum value.
MD5:
4b38aa4da73dcefa7bd09ea26d3be2f1
SHA1:
Not available
SHA-256:
Not available
By downloading, you accept the terms of the Dell Software License Agreement.
Installation instructions
Custom Instructions for I545-A12.EXE:
Installation Instructions for the Universal (Windows/ DOS) format
Download file to Desktop
The file I545-A12.EXE is using the Universal (Windows/ DOS) format and is
designed to be directly executed from Windows environment.
NOTE: Shut down all other applications prior to running the BIOS update
utility. The update utility reboots your system in order to get the new BIOS
loaded.
Run the BIOS update utility from Windows environment
Run the BIOS update utility from DOS or DRMK environment (Non-Windows
users)
NOTE: You will need to provide a bootable DOS or DRMK USB Memory Key. This
executable file does not create the DOS or DRMK system files. The free size of
the bootable DOS or DRMK USB Memory Key should be larger than 15 Mega Bytes.
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Installation Instructions for the Universal (Windows/ DOS) format
- Download file to Desktop
- Use one of the methods below to flash the Bios.
- Run the BIOS update utility from Windows environment
- Run the BIOS update utility from DOS environment (Non-
Windows users)
Download file to Desktop
The file I545-A12.EXE is using the Universal (Windows/ DOS) format and is
designed to be directly executed from Windows environment.
- Click Download now.
The File Download window appears. - Click the Save button.
The Save As window appears. - Select Desktop using the drop-down menu to the right of Save
in. - Click the Save button.
A progress meter moves as the download is
completed. - If necessary, click X in the upper right-hand corner of the
Download Progress Window to close it upon completion.
NOTE: Shut down all other applications prior to running the BIOS update
utility. The update utility reboots your system in order to get the new BIOS
loaded.
Run the BIOS update utility from Windows environment
- Double click the Icon on your desktop labeled I545-A12.EXE.
The Update
BIOS window appears - Click the Update button.
The message Updating BIOS. Please DO
NOT POWER OFF! appears. BIOS update will begin. - After BIOS update complete, the WinFlash window appears to tell you
"Update successful". Click Yes button. The system will restart and the
BIOS Flash will be completed.
Run the BIOS update utility from DOS or DRMK environment (Non-Windows
users)
NOTE: You will need to provide a bootable DOS or DRMK USB Memory Key. This
executable file does not create the DOS or DRMK system files. The free size of
the bootable DOS or DRMK USB Memory Key should be larger than 15 Mega Bytes.
- Copy the file I545-A12.EXE to a bootable USB Memory Key.
- Boot from the USB Memory Key to the DOS or DRMK prompt.
- Run the file by typing Y:\I545-A12.EXE (where y is the drive letter
where the executable is located).
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Need help with BIOS issues?
Find a solution in Dell's BIOS troubleshooting and usage guide.Drivers help and tutorials
For more downloads go to the Drivers and downloads.
For help on using the information on this page, please visit Driver Help and Tutorials.