Dell E6420 Broadcom Ush [extra Quality] 〈PROVEN — 2026〉

Hope this helps someone else digging this old tank out of the closet. The E6420 refuses to die! "Can confirm this works on Windows 11 22H2. Thanks!"

I’ve done some searching, but most links are dead or point to Dell’s old Windows 7 drivers.

The Broadcom USH (Unified Security Hub) is the driver for the built-in fingerprint reader and smart card reader . Without this driver, Windows sees the hardware but doesn't know what to do with it. dell e6420 broadcom ush

Even with the driver installed, Windows Hello (face/fingerprint login) will not work natively. You must install the "Dell Data Protection | Security Tools" software from the same driver page to enroll fingerprints for Windows login.

I just fixed this on my own E6420 yesterday. Here is the deal: Hope this helps someone else digging this old

Yes, but only if you use the correct version and a specific install method. The automatic installer usually fails on Windows 10/11.

Hey everyone,

This is a common point of confusion for owners of this laptop, as the USH handles the fingerprint reader and smart card reader. SOLVED: Dell Latitude E6420 – What is the "Broadcom USH" and how to get the fingerprint reader working on Windows 10/11?