"HP un2420 Mobile Broadband Module" showing up with a yellow exclamation mark. The device failing to appear under Network Adapters.
Before diving into the technical steps, it's helpful to understand the hardware you're working with. The HP un2420, part number WD301AA, was a revolutionary component at its time, integrating Qualcomm's Gobi (Global Mobile Internet) technology. Its key features include:
HP provides a dedicated support tool, the HP Support Assistant, which can help users update drivers and resolve technical issues. To update the driver using this method:
Instead of just double-clicking, right-click the Setup.exe (often found in C:\SWSetup\SPXXXXX after extraction). Select "Troubleshoot compatibility" and follow the prompts to "Troubleshoot program," choosing Windows 7 as the compatible version. hp un2420 mobile broadband module driver windows 10 upd
Locate the module (often found under or as an "Unknown Device"). Right-click the device and select Update Driver . Choose Browse my computer for driver software .
Restart your laptop and press F10 to enter the BIOS configuration. Navigate to System Configuration > Built-in Device Options , and ensure Embedded Mobile Broadband is checked. Also, verify that your physical airplane mode/wireless switch on the laptop chassis is turned on. Your exact HP laptop model Your current Windows 10 version number (e.g., 22H2) Any specific error codes you are seeing in Device Manager
: If the standard installer refuses to run, right-click the setup file, go to Properties > Compatibility , and select Run this program in compatibility mode for Windows 7 . Troubleshooting Common Issues HP un2420 Mobile Broadband Module - HP Support Community "HP un2420 Mobile Broadband Module" showing up with
: Some users report the module appears installed but remains "turned off" after Windows 10 updates (e.g., version 1909). A known workaround is toggling Airplane Mode on and then off to force the hardware to initialize. Code 10 Errors
However, many users have successfully restored connectivity using legacy drivers and compatibility settings. This guide will walk you through the steps to get your mobile broadband back online. 1. Download the Driver Package
: Some users have reported that after installing the driver, only one COM port appears. To fully activate the card and get all functions (modem, GPS, diagnostic ports), you may need to replace a service executable. This involves stopping the "Qualcomm Gobi 2000 Download Service (HP)", replacing the QDLService2kHP.exe file in C:\Program Files\QUALCOMM\QDLService2k with a modified version, and restarting the service. The HP un2420, part number WD301AA, was a
HP's official stance is that there are no dedicated drivers for this module for Windows 8 or 10. However, the existing Windows 7 drivers are often compatible if installed correctly. How to Install the HP un2420 Driver on Windows 10
Check the box next to . Select Windows 7 or Windows 8 from the dropdown menu.
Look inside the C:\SWSetup\SP54519\ folder for a firmware selection utility (often called GobiImgSel.exe or similar). Run this tool as an administrator to manually lock the module to your provider's network type (GSM/UMTS or CDMA). Summary Checklist for a Successful Update
Restart your laptop and press F10 (or your model's designated key) to enter the BIOS. Ensure that "Built-in WWAN Device" or "Mobile Broadband" is enabled under System Configuration. Also, check your laptop's physical wireless switch or airplane mode keyboard shortcut. 2. Connection Drops Frequently