Dell Precision 5520 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.

Driver Id : XR7T1

Importance : Critical

Version : 1.18.0, 1.18.0 Latest version Recommended version Latest and Recommended version

Release Date : 30 Dec 2019

Download Type : System BIOS

Category : BIOS

This package contains the Dell system BIOS update. BIOS is a firmware that is embedded on a small memory chip on the system board. It controls the keyboard, monitor, disk drives, and other devices. This update addresses the Intel Security Advisories INTEL-SA-00241, INTEL-SA-00220, INTEL-SA-00260, INTEL-SA-00254, INTEL-SA-00219, INTEL-SA-00270. A security advisory is a statement when a product is impacted by a security vulnerability and a remedy is available.

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: Precision_5520_1.18.0.exe

File size: 9.76 MB

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

MD5: 70c31d1573a71fe70bce331296f44827

SHA1: e8c2c4ac614ee3e4fd1b9a75fa606e372987a55e

SHA-256: b99302eda519ea9f67dcd5f7bb44a0ab12b1c79541523d7d3e4abc4333a3104b

Download .EXE

Fixes & Enhancements

Fixes:
- Firmware updates to address security advisory INTEL-SA-00241 (CVE-2019-0169, CVE-2019-11088, CVE-2019-11104, CVE-2019-0131, CVE-2019-11090, CVE-2019-0166, CVE-2019-0168, CVE-2019-11087, CVE-2019-11101, CVE-2019-11100, CVE-2019-11106, CVE-2019-11132, CVE-2019-11131, and CVE-2019-11147)
- Firmware updates to address Intel security advisories INTEL-SA-00260 (CVE-2019-0154) and INTEL-SA-00254 (CVE-2019-0185).
- Firmware updates to address Intel security advisories INTEL-SA-00219 (CVE-2019-0117), INTEL-SA-00220 (CVE-2019-0123), and INTEL-SA-00270 (CVE-2019-11135).
- Fixed a BIOS Setup configuration issue that occurs after clearing the CMOS.
- Removed the IpSec driver and application.

Enhancements:
- Added an enhancement to extend the BIOS password configuration measurements into the TPM.
- Added a new feature to automatically suspend BitLocker before upgrading the firmware. After the firmware upgrade is complete, BitLocker is automatically enabled.
- Modified battery algorithm to prolong lifespan and minimize risk of swelling.
- Added charger parameter update for battery protection mode.

Installation instructions

Updating the BIOS from Windows

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If it is not enabled on your system, you can ignore this step. For information about how to disable BitLocker, see How to Enable or Disable BitLocker with TPM in Windows at support.dell.com.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.

Download and Installation
1. Click Download File, to download the file.
2. 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.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.

Updating the BIOS from DOS (Non-Windows users)

Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If it is not enabled on your system, you can ignore this step. For information about how to disable BitLocker, see How to Enable or Disable BitLocker with TPM in Windows at support.dell.com.
Note 2: Do not turn off power or interrupt the BIOS update process during the update.

Installation
Note: You must provide a bootable USB drive. This executable file does not create the DOS system files.
1. Copy the downloaded file to a bootable USB drive.
2. Power on the system and then Press the F12 key.
3. Select USB Storage Device and boot to the DOS prompt.
4. Run the file by typing following command. For example:
C:\ XPS_15_9560_X.Y.Z.exe
Where C is the drive letter of the USB device where the executable file is located and XPS_15_9560_X.Y.Z.exe is the name of the downloaded file.
The system restarts automatically and updates the BIOS at the system startup screen. After the BIOS update is complete, system restarts again.

Dell Precision 5520 System BIOS

Download Files

Fixes & Enhancements

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to