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: Vostro_3470_Inspiron_3470_1.2.0.exe
File size: 7.26 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: b3bd90ce8ddb3e06c36aefccdecc7322
SHA1: b498a67d14b87c0500a09684ceb69a47011c6c3b
SHA-256: beb6c7bc6837528fd4abc6274879251a04c71ad2d7d04e8064eaeed2db1eab82
Fixes & Enhancements
Fixes:
-Fix system unstable state by inserting/removal USB3 device during sleep mode
-Fix wake from PXE failure in certain situation
Enhancements:
-Support new intel WiFi/BT device
-Remove redundant message if Optane memory is installed
-Remove redundant message after BIOS recovery
-Enhance stability of TPM data
-Enhance stability of normal boot
Important Information
Do NOT power off the system until the process of updating(flashing) BIOS has been done.
Supported Operating Systems
Installation instructions
BIOS Update Executable for Windows
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. Press "Yes" to confirm the BIOS version you want to update and start BIOS Update process.
3. After BIOS update finished, press Yes and then system will shut down, then power on the system to take effect.
4. If only update BIOS, after BIOS update finished, press "Yes" and then system will restart to take effect
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Note 1: 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.
Note 2: Do not turn off power or interrupt BIOS update process during flashing BIOS
Applies to
Dell Vostro 3470/ Inspiron 3470