is a classic Qualcomm Gobi2000-based internal cellular modem found in legendary business laptops like the HP EliteBook 8440p, ProBook 6550b, and ProBook 4520s. Because HP stopped officially supporting this module after Windows 7, finding a stable can be incredibly frustrating.
How to Install and Update the HP un2420 Mobile Broadband Module Driver on Windows 10
After installing, your device manager should reflect the following under "Network Adapters": HP un2420 Mobile Broadband Module Diagnostics (COM5) HP un2420 Mobile Broadband Module NMEA (COM7)
Right-click on and select Troubleshoot compatibility . hp un2420 mobile broadband module driver windows 10 upd
Completely shut down your laptop. Remove the primary battery and disconnect the AC power brick. Hold down the laptop's physical power button for 30 seconds to drain residual static charges from the motherboard. Reassemble and boot back into Windows 10. Missing Cellular Toggle in Windows 10 Settings
Finding the correct driver for the (also known as the Qualcomm Gobi2000 ) on Windows 10 can be challenging because HP does not officially support this hardware beyond Windows 7. However, many users have successfully updated their systems by using legacy drivers in compatibility mode or performing manual installations through Device Manager. Driver Compatibility and Availability
When you run the downloaded .exe file from HP, it may open a command prompt window and extract files to a folder like C:\SWSetup\SP51022 before appearing to exit without installing. This is normal—it doesn't mean the download is broken; it's just an extraction for manual installation. is a classic Qualcomm Gobi2000-based internal cellular modem
:Download the Windows 7 driver package (SoftPaq sp51022 or sp53068) directly from HP FTP. Run in Compatibility Mode : Right-click the downloaded .exe file and select Properties . Go to the Compatibility tab.
Click the button and target your extraction path (e.g., C:\SWSetup\sp51022 ).
If Windows 10 does not show a Cellular toggle in your network menu, the HP Connection Manager software might be missing or blocking the card. Completely shut down your laptop
This comprehensive guide details the precise, field-tested workarounds required to clear the "missing hardware" error, inject the necessary cellular firmware, and successfully connect your legacy HP notebook to modern mobile data streams. Why the HP un2420 Fails on Windows 10 by Default
This module is – no 4G/LTE. It works on Windows 10 but won’t be fast. For better speeds, consider upgrading to an HP lt4111 (Gobi 4000/LTE) or Sierra Wireless EM7345.