Dell Inspiron 5459/5559/5759 SKL 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.

hi testing

Driver Id : K5XW2

Importance : Critical

Version : 1.5.2, 1.5.2 Latest version Recommended version Latest and Recommended version

Release Date : 04 Oct 2018

Download Type : System BIOS

Category : BIOS

This package contains the BIOS update for Dell Inspiron 5459, 5559 and 5759 systems that run Windows and DOS operating systems. BIOS is a firmware that is embedded on a small memory chip on the computer's system board. It controls the keyboard, monitor, disk drives and other devices. This package fixed a potential issue where system stops responding when an incorrectly formatted password is entered at the BIOS Security Manager (BIOS pre-boot password) prompt. The package contains update for CPU microcode to address Intel Security Advisory INTEL-SA-00115 (CVE-2018-3639 and CVE-2018-3640). For more information regarding fixes and enhancements, click View full driver details.

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: Inspiron5459_152.exe

File size: 6.62 MB

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

MD5: 5bf8da2be3a79332f486cc3b0a1ea26a

SHA1: 28279fda72c0c8329bf95b31dde30e33feeebe58

SHA-256: 66917734dd1fd543b36bfcb74dc9d61151ba0b90c914dd963d43d810f1009f1d

Download .EXE

Fixes & Enhancements

Fixes:
- Fixed a potential issue where system stops responding when an incorrectly formatted password is entered at the BIOS Security Manager (BIOS pre-boot password) prompt.
- Updated CPU microcode to address Intel Security Advisory INTEL-SA-00115 (CVE-2018-3639 and CVE-2018-3640).
- Update Intel ME Firmware to address security advisories INTEL-SA-00125 (CVE-2018-3655) and Intel-SA-00131 (CVE-2018-3643 and CVE-2018-3644).
- Updated Intel ME Firmware to address security advisory INTEL-SA-00118 (CVE-2018-3627).

Enhancements:
- Added BIOS Password Feature: Master Password Lockout.
- Disable TPM when Legacy boot enabled.
- Updated Intel Video BIOS.
- Enhanced BIOS recovery function.

Installation instructions

Updating the BIOS through Windows
1. Click Download File, to download the file.
2. When the File Download window is displayed, click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file and double-click the new file.
Windows System restarts automatically and update BIOS at the system startup screen.
After BIOS update is completed, system will reboot automatically to take effect.

Updating the BIOS from a DOS environment with Legacy boot mode (Non-Windows users)
1. Copy the downloaded file to a bootable DOS USB drive.
2. Power on the system and then Press F12 key and Select USB Storage Device and Boot to DOS prompt.
3. Run the file by typing copied file name where the executable file is located.
DOS System restarts automatically and update BIOS at system startup screen.
After BIOS update is completed, system will reboot automatically to take effect.

Updating the BIOS from a DOS environment with UEFI boot mode (Non-Windows users, Load Legacy Option ROM Disabled)
1. Copy the downloaded file to a bootable DOS USB drive.
2. Power on the system and then go to BIOS Setup by pressing F2 key and go to Boot > Boot List Option.
3. Change UEFI to Legacy of Boot List Option.
4. Go to Exit > Exit Save Changes and reboot system.
5. Press F12 and then Select USB Storage Device and Boot to DOS prompt.
6. Run the file by typing copied file name where the executable file is located.
DOS System restarts automatically and update BIOS at system startup screen.
After the BIOS update is finished, system will reboot automatically.
7. Go to BIOS Setup by pressing F2 key and go to Boot > Boot List Option.
8. Change Legacy to UEFI Boot Option.
9. Load Legacy Option ROM->Enabled
10. Go to Exit > Exit Save Changes and reboot system.

Dell Inspiron 5459/5559/5759 SKL System BIOS

Download Files

Fixes & Enhancements

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to