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: OptiPlex_TC_1.9.1.exe
File size: 16.57 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: e56b8ae9cef0d1cbd7ecf1cbbef17773
SHA1: fe8ee6ad19481f6560ca4ee7dc807a04a41fb03b
SHA-256: 4d86d4f9600ea2ed96f3aff415360f1504d5a3aabcec4c3d36ba97e47b1574f1
File Format: This file format consists of a BIOS Recovery image file. This file is used for the System BIOS Recovery process to recover a system from a corrupted BIOS.
File Name: BIOS_IMG.rcv
File size: 16.55 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: 22970252c0b22c433f5ed7bb07ef3a36
SHA1: 301bed4d801bb0981bdc3a0906683bac08963661
SHA-256: 1ae4ae2217d826929332e517d7d7c393915d030957b6011a41fd26c9ed8c6417
Fixes & Enhancements
Fixes:
- Fixed the issue where the system stops responding when there are more than 255 boot options in the BIOS Setup.
- Fixed the issue where the RJ45 Ethernet port LED light does not work when you connect the RJ45 Ethernet cable to the system.
Enhancements:
- Added support for Wi-Fi 6E in Australia, Morocco and New Zealand.
- Added a do not show again check box to skip the an incompatible device was attached to your Dock Port warning message.
Important Information
- Do not power off the system until the process of updating the BIOS is completed.
- Once the BIOS is upgraded to version 1.1.0 or later, you cannot downgrade the BIOS to earlier versions. BIOS downgrades are restricted when there are security updates and important fixes with earlier versions that impact the functionality of the system.
- BIOS updates take no more than 5 minutes to be installed on your system. You can install the updates in the background while using the system.
Supported Operating Systems
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 BitLocker 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.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.
Download and Installation
1. Click Download File.
2. Click Save to save the file to your hard drive.
3. Browse to the location where you downloaded the file.
4. Double-click the new file.
5. 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 BIOS Boot Menu (independent of operating system)
Note 1: Before updating the BIOS, ensure that you suspend BitLocker encryption on a BitLocker-enabled system. If BitLocker 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.
Note 3: Your system requires a restart after installing the BIOS. The restart can be deferred but must be completed to ensure that the update is installed.
Installation
1. Copy the downloaded file to a USB drive. You do not need a bootable USB drive.
2. Insert the USB drive 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 the ... button to browse the USB drive to locate the downloaded file.
7. Select the file and click OK.
8. Verify the existing system BIOS information and the BIOS update information.
9. Click Begin Flash Update.
10. Review the Warning message and click Yes to proceed with the update.
The system restarts and displays a Flash Progress bar at the Dell logo screen. The system restarts again when the Flash update is complete.
Applies to
OptiPlex 3000 TC System BIOS