Driver Details

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.

Dell Inspiron 3647/3847 System BIOS

This package provides the Dell System BIOS update and is supported on DELL INSPIRON 3647, 3847 for Windows and DOS Operating Systems.

Fixes & Enhancements

Fixes
- Updated to the latest CPU microcode to address CVE-2017-5715 and associated Intel Reboot issue.

Enhancements
- Not Applicable.

Version

Version A09, A09

Category

BIOS

Release date

21 Feb 2018

Last Updated

21 Feb 2018

Importance

Available formats

File Format:Windows/DOS
File Name:Inspiron_3647_3847_A09.exe
Download Type:HTTP
File Size: 6 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:
299b1eb8ef21d8a11e86d458c6089b78
SHA1:
84031e309d068d9ab50cbcc5cba067206226db60
SHA-256:
ebaf60cb4706bfec53815f4cb921f7e84b90c15d7e8fd9e0ee026cd3cb1e8828

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

Applies to
3847
670S
Installation instructions
BIOS Update Executable for Windows/DOS

Download
1. Click Download File to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.

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 if Legacy Boot Mode(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. Power on the system, then Press F12 key and Select USB Storage Drive and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable is located.
4. After BIOS update finished, system will auto reboot to take effect.

Run the BIOS update utility from DOS environment if UEFI Boot Mode (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. Power on the system, then go to BIOS Setup by pressing F2 and go to Boot > Boot Mode option.
3. Change UEFI to Legacy Boot Mode.
4. Go to Exit > Save Changes and restart system.
5. Press F12, then Select USB Storage Drive and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable is located.
7. After BIOS update finished, system will auto reboot to take effect.
7. Go to BIOS Setup by pressing F2 key.
8. Change the Legacy to UEFI from F2 > Boot > Boot Mode.
9. Go to Exit > Save Changes and restart system to go back original UEFI Boot Mode.

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Note: Please make sure you suspend BitLocker encryption before updating BIOS on a BitLocker enabled system.
If you don't enable BitLocker on your system you can ignore it
Important Information
Do NOT power off the system until the process of updating(flashing) BIOS has been done
x
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.

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 highly recommends applying this update as soon as possible. The update contains changes to improve the reliability and availability of your Dell system.