Download Files
File Format: This file format consists of a BIOS-executable file. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program.
File Name: 7X20T_2.0.4.exe
File size: 10.48 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: db48cd7b1680f1c9d4402e34fa24602c
SHA1: 56c3dd86f05098430433dc73139917c1bfabe6eb
SHA-256: 27acdb351d88504489179b760cf1ecc3274e68748b8afbb952d8588927b63789
Fixes & Enhancements
Supports new Intel processor versions.
Important Information
You cannot downgrade the BIOS from version 2.0.0 to version 1.x.x, as downgrade restrictions have been implemented.
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.
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 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.
Note 2: Do not turn off the power or interrupt the BIOS update process during the update.
Installation
1. Copy the downloaded file to a USB drive. The USB drive does not need to be bootable device.
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 progress bar at the Dell logo screen. The system restarts again when the update is complete.
Applies to
Dell Precision 7820XLT BIOS
Dell Precision 7920XLT BIOS
Dell Precision T7820 BIOS
Dell Precision T7920 BIOS