Find the HP un2420 Mobile Broadband Module (it may have a yellow exclamation mark or appear as an "Unknown Device"). Update Driver Manually: Right-click the device and select Update driver . Choose "Browse my computer for driver software" .
Unless you have a specific legacy enterprise requirement or no other internet access options, do not rely on the un2420. You are better off using a smartphone hotspot or a modern USB LTE/5G dongle. The hardware is end-of-life, and the driver support for Windows 10 is a functional but messy workaround rather than a proper solution.
: Multiple instances of unknown devices appear, or devices show up with a yellow exclamation mark signaling a "Code 10: This device cannot start" error. hp un2420 mobile broadband module driver windows 10 upd
This guide provides a comprehensive roadmap for getting your HP un2420 module working with the latest Microsoft OS.
Although Windows Update is unlikely to find this specific legacy driver automatically, it's worth checking as a first step: Find the HP un2420 Mobile Broadband Module (it
Under , add your carrier's APN (Access Point Name) if Windows 10 does not automatically detect your network provider. 5. Troubleshooting Common Issues Issue 1: "Device Cannot Start (Code 10)"
HP un2420 Mobile Broadband Module Modem listed without warnings Re-verify your SIM card is inserted properly HP un2420 Diagnostics & NMEA operational Toggle the laptop's physical Wi-Fi/Wireless hardware switch Unless you have a specific legacy enterprise requirement
If you encounter issues during the driver update process, here are some troubleshooting steps:
Q: What if I encounter issues during the update process? A: Refer to the troubleshooting steps or contact HP support for assistance.
Fix: Windows 10 often replaces working legacy drivers with broken generic ones. To stop this, open > System > Advanced System Settings > Hardware > Device Installation Settings . Select No (your device might not work as expected) to block automatic driver updates. HP Connection Manager Software Will Not Open
You can find the legacy Windows 7 drivers on the HP Support site by searching for your specific laptop model (e.g., EliteBook 8440p or ProBook 6540b).