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.

Dell OptiPlex XE3 System BIOS

Restart required Installed This file was automatically installed as part of a recent update. If you are experiencing any issues, you can manually download and reinstall.
This package provides the Dell System BIOS update and is supported on Dell OptiPlex XE3Tower, OptiPlex XE3 Small Form Factor for Windows Operation System.
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Fixes & Enhancements

Fixes:
- Addressed an issue when system may reboots continuously after restore custom setting on an Intel Platform Trust Technology supported system.
- Addressed KVM session might disconnect when perform Diagnostics Network test in ePSA.

Enhancements:
- Updated Intel Reference Code to v7.0.35.42.
- Updated Intel Power Management Controller Firmware to 300.2.11.1014.
- Updated Intel graphic VBIOS to 9.2.1014 version.
- Updated Intel GOP driver to 9.0.1079 version.
- Improved Thunderbolt 3 PCIe card compatibility on Linux environment.
- Updated Intel Manageability Engine Firmware 12.0.6.1120 to address security advisories:
INTEL-SA-00142 (CVE-2018-3659), INTEL-SA-00125 (CVE-2018-3655), Intel-SA-00141 (CVE-2018-3657 CVE-2018-3658 CVE-2018-3616) & Intel-SA-00131 (CVE-2018-3643 CVE-2018-3644)
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Version

1.2.5, 1.2.5

Release date

13 Aug 2018

Download Type

System BIOS

Category

BIOS

Importance

Critical
Dell Technologies highly recommends applying this important update as soon as possible. The update contains critical bug fixes and changes to improve functionality, reliability, and stability of your Dell system. It may also include security fixes and other feature enhancements.
Available formats View Important Information

File Format: CPG BIOS Executable for Windows/DOS
File Name: OptiPlex_XE3_1.2.5.exe
File Size: 20.21 MB
This is a large file. Depending on your connection speed, it may take some time to download.
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:
bd2ba3ec6408de2e30a93059c0e4f639
SHA1:
b1a2e4c91b5e4950cfd38419a6c7f922a334f95f
SHA-256:
9bbd6c04e556e7b4e95e61060474a1add310c5449c52347e5d4349ec0f81f886

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

Additional details

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BIOS downgrade to version 1.1.4 will prompt ME firmware update fail message due to Intel Manageability Engine security mechanism
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.

Perform the BIOS update from the BIOS Boot Menu, independent of operating system, if BIOS supported
1. Copy the downloaded file to a USB flash device. It does not need to be bootable.
2. Insert the USB flash device into any USB port.
3. Power on the system.
4. At the DELL logo screen, press F12 to access the one time boot menu.
5. Select "BIOS Flash Update" in the "Other Options" section.
6. Click on the "..." button to browse the USB flash device to locate the downloaded file.
7. Select the file and click "Ok"
8. Confirm the Existing System BIOS Information and the BIOS Update Information are as expected.
9. Click "Begin Flash Update"
10. Reviewing the Warning message and click "Yes" to proceed with the update.
11. The system should restart and show a Flash Progress bar on the Dell logo screen as the BIOS update is being performed.
12. The system will restart once again when the Flash update is complete.

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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

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting guide

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