Driver Details

Inspiron 660 / Vostro 270 system BIOS

Inspiron 660 / Vostron 270 system BIOS version A05

Fixes & Enhancements

Initial release for Windows 8 support and also applicable to Windows 7


Version A05, A05



Release date

17 Oct 2012

Last Updated

17 Oct 2012


Available formats

File Format:Windows/DOS
File Name:MSK-A05.exe
Download Type:HTTP
File Size: 10 MB
Format DescriptionThis 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.

By downloading, you accept the terms of the Dell Software License Agreement.

Supported Operating Systems
Windows 7, 64-bit
Windows 8, 64-bit
Applies to
Dell Inspiron 660 / Vostro 270
Installation instructions
Run MSK-A05.exe in Windows to update bios.
Important Information
DO NOT POWER OFF the system while flashing bios!
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Using the Latest Device Drivers (00:02:05)
Learn more about device driver software, how to check current driver versions, and use Dell's support website to download and install the latest driver versions. Closed captions available in many languages.

Drivers help and tutorials

Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

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This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details

Dell recommends the customer review specifics about the update to determine if it applies to your system. The update contains changes that impact only certain configurations, or provides new features that may/may not apply to your environment.