Device Manager shows two unknown devices after upgrading from Windows 7.
Shut down the laptop entirely. Remove the AC adapter and the battery. Hold down the power button for 30 seconds to drain residual power. Reinsert the battery, power on, and check Device Manager again. Issue 2: Driver Disappears After a Windows 10 Update
: The internal module fragments into separate unlinked sub-components, including the HP un2420 Diagnostics Port , the HP un2420 NMEA GPS Interface , and the underlying Modem Device configuration. Step-by-Step Installation Guide
Point it to the folder where the SoftPaq extracted (usually C:\SWSetup\SP48353 ). 💡 Quick Troubleshooting Tips
: Run the .exe file. If it doesn't install automatically, it will likely extract its contents to C:\SWSetup\sp51022 . Manual Update via Device Manager : Right-click Start and select Device Manager .
no official Windows 10 driver for the HP un2420 Mobile Broadband Module
: The cellular toggle switch completely disappears from your Windows 10 network settings menu.
If you have upgraded your laptop to Windows 10, you might find that this reliable 3G mobile broadband module either doesn’t work or is not detected by your operating system, resulting in a or the device appearing under "Other Devices" in Device Manager. This article provides a comprehensive guide to finding, installing, and updating the drivers for the HP un2420 to work on Windows 10. 1. Understanding the HP un2420 Windows 10 Issue
The HP un2420 Mobile Broadband Module is a Qualcomm Gobi 2000-based wireless wide area network (WWAN) adapter. It was built for older HP EliteBook and ProBook laptops. Finding working drivers for Windows 10 is difficult because HP stopped official support after Windows 7.
: The un2420 card does not possess onboard firmware storage; instead, it relies entirely on the driver to actively load the .mbn firmware images into the card every single time your laptop boots up.