Intel Thunderbolt Firmware Update

Restart required AUTO 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 Intel Thunderbolt firmware update. The Thunderbolt firmware allows operating system to access the Thunderbolt Controller. This update addresses the Dell Security Advisories (DSA). A security advisory is a statement when a security vulnerability impacts a product, and a remedy is available for the vulnerability.
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Fixes & Enhancements

- This release contains security updates as disclosed in the Dell Security Advisory DSA-2023-362. For more information, see Dell Security Advisories and Notices.
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Version

4.46.147.004, A05

Release date

29 Feb 2024

Download Type

Firmware

Category

Chipset

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: Intel_TBT3_FW_UPDATE_NVM46_NM27R_A05_4.46.147.004.exe
File Size: 5.36 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:
c5371d0a0cab98a4be5232edfa883ca0
SHA1:
9cccd6d09e6e9e7bf75537b1fdedbb886cb3eedb
SHA-256:
2f3632f9d32acb9dc185f3ac5dec2d8d9dd92820a152c41eb18a6ea444f54c06

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

Additional details

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The Thunderbolt controller driver must be installed before installing this update
To find the Thunderbolt driver, click This Device on the Drivers and Downloads page. From the Category drop-down, select Chipset for Thunderbolt driver. If you are not on the Drivers and Downloads page, identify your product.
Thunderbolt Firmware Update Executable for Windows

Download
1. Click Download File.
2. When the File Download window is displayed, click Save to save the file to your hard drive.

Installation
1. Browse to the location where you downloaded the file.
2. Double-click the new file.
User account control window is displayed.
3. Click Yes.
Dell Firmware Update Utility | System Thunderbolt window is displayed.
4. Click Update.
The firmware gets updated.
5. Click Restart to complete the installation.

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