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.
1550,BIOS,A05
Restart required 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.SW,BIOS,A05
To view all drivers for your Vostro 1550, go to Drivers and downloads.
Recommended
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This is the latest Dell validated version of this driver
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1550A05.EXE | 2.73 MBEnter the Service Tag of your device to check the compatibility of this download with your device.
This is a large file. Depending on your connection speed, it may take some time to download.
File Format:
CPG BIOS Executable for Windows/DOS
File Name:
1550A05.EXE
File Size:
2.73 MB
Format Description
This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.
MD5:
a552784693e7d1560141c4c6c82373eb
SHA1:
1aa6a116b60e39c43bb221d66a62d87687a722e3
SHA-256:
5ee81da072e03b545cb0eb20ad83a81252c845d5492409b3ecc7fad151ae6785
Sign in to Windows as an admin to use automatic scan. If your're already signed in as an admin and seeing this message, please reboot.
Your system is managed by your IT admin and features might be limited.
Find more updates. Use SupportAssist to find all the latest driver updates for your device.
Version
A05, A05
Release date
12 Sep 2012
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.
Other Available Versions
A0404 May 2012
Supported Operating Systems
BIOS
Looking for a different OS? View the list of Dell supported operating systems
Installation instructions
1550A05.EXE
Reboot will be required
Reboot will be required
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.