Dell Latitude 5280/5288/5480/5488/5580 and Precision 3520 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 : MWR0R

Importance : Critical

Version : 1.7.5, 1.7.5 Latest version Recommended version Latest and Recommended version

Release Date : 11 Dec 2017

Download Type : System BIOS

Category : BIOS

This package provides the Dell System BIOS update and is supported on Dell Latitude 5280/5288/5480/5488/5580 and Precision 3520 for Windows Operating Systems.

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: Latitude_5X80_Precision_3520_1.7.5.exe

File size: 19.16 MB

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

MD5: 45586ea7b46db8adc1227b4703b90559

SHA1: 8ad3ff66243db492d5375de1f8602a6dd780ac15

SHA-256: b68256a5221cb77706d97c9047dc36405994dfe24d38474612ff08b675a1a9f6

Download .EXE

File Format: This file format contains plain text which can be viewed with a standard text editor.

File Name: Latitude_5X80_Precision_3520_1.7.5.txt

File size: 7.79 KB

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

MD5: e27f5520e3f4fa239f7cf4f309458064

SHA1: a84585afcdb55416bd9d3ec36112625d25ee9618

SHA-256: 7f5abb051d301287c7d6ec684b8afb30af84b60918b4e0e72b332751b94cf01f

Download .TXT

Fixes & Enhancements

Fixes:
- Fixed Thunderbolt security level synchronization issue between Operating System application and BIOS setup menu.
- Fixed notebook battery manufacturer name shows unknown device on Dell Command Power Manager.

Enhancements:
- Updated Intel processor microcodes.
- Updated firmware flash information in BIOS flash screen.
- Updated UEFI variable input validation.
- Updated SPI ROM part flash command configuration settings to protect and secure the flash process.
- Supported UEFI booting to NTFS file system partitioned media.
- Updated Dell Embedded Controller engine firmware.
- Updated the handling of third-party Option ROM loading.
- Updated the NVMe ATA command set to disable Block SID authentication feature.
- Updated Intel Management Engine firmware to address security advisories INTEL-SA-00086 (CVE-2017-5705, CVE-2017-5708, CVE-2017-5711 & CVE-2017-5712) & INTEL-SA-00101(CVE-2017-13077, CVE-2017-13078 & CVE-2017-13080).

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. Windows System will auto restart and update BIOS while system startup screen.
3. After BIOS update finished, system will auto reboot to take effect.

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.

Dell Latitude 5280/5288/5480/5488/5580 and Precision 3520 System BIOS

Download Files

Fixes & Enhancements

Important Information

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to