: 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.
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).
Navigate to HP’s support website (or use a cached driver archive) and download the original driver:
Once the driver is installed successfully, you'll need to set up the mobile broadband connection: hp un2420 mobile broadband module driver windows 10 upd
Ensure you have the correct module. Open (Right-click Start button > Device Manager). Look under "Network adapters" or "Other devices." You will likely see:
The HP un2420 relies on proprietary firmware loading. When your laptop boots, the driver must upload specific firmware to the card depending on your mobile carrier (e.g., AT&T, Verizon, Vodafone).
"HP un2420 Mobile Broadband Module" showing up with a yellow exclamation mark. The device failing to appear under Network Adapters. : Some users have reported that after installing
Instead, right-click the file and use a program like 7-Zip or WinRAR to extract the contents into a dedicated folder (e.g., C:\Gobi2000 ). Step 3: Force Installation via Compatibility Mode
Search for the sp64971 driver, which is a common Qualcomm Gobi 2000 driver package for the un2420 that often works on Windows 10.
Getting the HP un2420 Mobile Broadband Module (Qualcomm Gobi2000) to work on Windows 10 can be challenging because HP does not provide official drivers specifically for this operating system. However, you can typically use Windows 7 drivers and compatibility mode to restore functionality. Drivers for HP un2420 on Windows 10 You can find the legacy Windows 7 drivers
Legacy drivers do not always pull cellular carrier information automatically on modern Windows 10 builds. Go to > Network & Internet > Cellular . Click Advanced Options . Select Add an APN . Enter your specific mobile carrier's APN details manually. Share public link
Check and select Windows 7 . Check "Run this program as an administrator." Click Apply and run the installer. 3. Manual Update via Device Manager
Do not download files from third-party driver-updater websites. These files often contain malware or incorrect configurations. Instead, use the official legacy Windows 7 or Windows 8 driver packages from HP. The Windows 8 driver features the highest compatibility with the Windows 10 kernel. Recommended SoftPaq Packages:
Check and choose Windows 7 or Windows 8 . Check the box for Run this program as an administrator . Click Apply , then OK , and run the installer. Step 4: Manually Point Device Manager to the Drivers If the installer finishes but the card still does not work: Open Device Manager .