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.

ThinOS 2303 (9.4.1141) BIOS package v1.17.1 for Dell Wyse 5470 Thin Client

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 contains the ThinOS 2303 (9.4.1141) BIOS package v1.17.1 for Dell Wyse 5470 Thin Client. The package is intended for customers who want to install the BIOS package. This update addresses Common Vulnerabilities and Exposures (CVE). Common Vulnerabilities and Exposures (CVE) is a list of security vulnerabilities and exposures that are publicly disclosed.
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Fixes & Enhancements

- Firmware updates to address security vulnerabilities including (Common Vulnerabilities and Exposures - CVE) such as CVE-2022-40262 and CVE-2022-38090.

For more information, see https://www.dell.com/support/home/en-us/drivers/driversdetails?driverid=v5n7x&oscode=biosa&productcode=wyse-5470-mobile-thin-client
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Version

1.17.1, 1.17.1

Release date

31 Mar 2023

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: Firmware Images
File Name: bios-5470_1.17.1.pkg
File Size: 11.04 MB
This is a large file. Depending on your connection speed, it may take some time to download.
Format Description:
To ensure the integrity of your download, please verify the checksum value.
MD5:
d12a578a578e05305d17d4ab8c04f64d
SHA1:
ed46fa127cb13b4172a2969724614f2017bef56e
SHA-256:
a2253c7181e2366af9980a621916c880c6674ca44e4dc9416de105754c5c2e3e

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

Additional details

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- Do not power off your thin client until the installation is complete.
- Ensure that you have connected the device to the external power source using the power adapter.
- Disconnect all external USB Type-C devices and do not reconnect them until the update is complete.
Installing BIOS package by using Wyse Management Suite:
1. Log in to Wyse Management Suite.
2. Go to the Groups & Configs page and select your preferred group.
3. From the Edit Policies drop-down menu, click ThinOS 9.x. The Configuration Control | ThinOS window is displayed.
4. In the left pane, click Advanced.
5. From the Advanced menu, expand Firmware, and click BIOS Firmware Updates.
6. Click Browse and select the BIOS package to upload.
7. From the Select the ThinOS BIOS to deploy drop-down menu, select the uploaded BIOS package.
8. Click Save & Publish. The thin client downloads the BIOS package and upgrades.

For more information about the application deployment, see the Dell Wyse ThinOS Version 2303, 2211, 2208, and 2205 Migration Guide at www.dell.com/support.

Need help with BIOS issues?

Find a solution in Dell's BIOS troubleshooting guide

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