Dell Inspiron 3721 System BIOS

Restart required

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.

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Driver Id : 9H94C

Importance : Recommended

Version : A09 Latest version Recommended version Latest and Recommended version

Release Date : 15 Aug 2013

Download Type : System BIOS

Category : BIOS

Dell Inspiron 3721 System BIOS

Download Files

File Format: 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.

File Name: 3721A09.exe

File size: 4.48 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: c85c65c354d6c9e36e7d5e21c3f9983c

SHA1: 76b93b29ca17a3f254b64ef64907934a69eddaac

SHA-256: 68cadc11b3a5ecb8bf181c72d5e997596b103c9100b7fd4fdead0c5e16bf79d4

Download .EXE

Installation instructions

Run the BIOS update utility from Windows environment
1. Browse to the location where you downloaded the file and double-click the new file.
2. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.

Run the BIOS update utility from DOS environment (Non-Windows users)
NOTE: You will need to provide a bootable DOS USB key. This executable file does not create the DOS system files.
1. Copy the downloaded file to a bootable DOS USB key.
2. Boot from the USB key to the DOS prompt.
3. Run the file by typing copied file name where the executable is located.

Reboot will be required

Dell Inspiron 3721 System BIOS

Download Files

Fixes & Enhancements

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to