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 Wyse 3040 Thin Client 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 Wyse 3040 Thin Client for ThinLinux/ThinOS Operating Systems.
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Fixes & Enhancements

Fixes:
- NA

Enhancements:
- Support WLAN card detection in Diagnostic ePSA
Read More

Version

1.2.1, 1.2.1

Release date

08 May 2018

Download Type

System BIOS

Category

BIOS

Importance

Recommended
Dell Technologies recommends applying this update during your next scheduled update cycle. The update contains changes to maintain overall system health. It ensures that the system software remains current and compatible with other system modules (firmware, BIOS, drivers, and software) and may include other new features.
Available formats View Important Information
File Format: CPG BIOS Executable for Windows/DOS
File Name: Wyse_3040_1.2.1.exe
File Size: 3.99 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:
2337724d51f92d9819ee6413cfac735a
SHA1:
19d7bfde3159f8ceb43d2497ab24eb6a4dfdbf1b
SHA-256:
f797c6320f856ec9700d08e5a4e4fc59951d83ad61bed87f7fd93aa490385e88

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

Additional details

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Do NOT power off the system until the process of updating(flashing) BIOS has been done.
Dell Wyse 3040 Thin Client
BIOS Update Executable for Wyse 3040 Thin Client System

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.

Perform the BIOS update from the BIOS Boot Menu, independent of operating system.
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.

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting guide

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