Note your laptop's model (e.g., Latitude E6420) or use the Service Tag found on the bottom of the device. Visit Official Support: Go to the Dell Support website.
(suggested for further reading):
The Broadcom USH (Unified Security Hub) driver is a vital piece of software for many enterprise-level laptops, particularly Dell Latitude and Precision models. It serves as the bridge between your operating system and specialized security hardware. What is Broadcom USH?
For proximity-based security.
For hardware-level encryption and secure boot processes. Why You Need the Driver
Without the correct Broadcom USH driver, these security devices will not function. You will typically notice a yellow exclamation mark next to "Broadcom USH" or "Broadcom USH w/swipe sensor" under the or Security Devices category in Windows Device Manager. This issue commonly arises after: Performing a clean installation of Windows 10 or 11. A major Windows update that overwrites existing drivers.
This hub integrates several hardware-based security features, including: For biometric login.
Common Broadcom USH chip examples: BCM4752 (GPS + sensors), BCM4773, and integrated wireless/sensor combo chips.