The is a 150Mbps Wireless USB Adapter designed to provide high-speed internet connectivity for laptops and desktops. To ensure your device works correctly on Windows 10, 8, or 7, you must have the appropriate drivers installed. Drivers and Software Details
: For users on Windows 10 or 11, try running the installer setup file in Compatibility Mode for Windows 7 .
: If the PC crashes upon insertion, try a different USB port (preferably a USB 2.0 port if you are currently using USB 3.0/blue port) to rule out power-draw issues.
Extract the downloaded .zip or .rar folder to your local storage. Qhmpl 0719 Lv Driver Download
If the official site no longer hosts the file, use the Windows Device Manager to find the exact chipset manufacturer: Plug the QHMPL device into your computer. Right-click the Start menu and select .
The "Qhmpl 0719 Lv" identifier typically points to legacy computer peripherals, often budget-friendly webcams or USB capture devices distributed under various local brand names.
Then restart your PC.
Open , right-click your unknown QHMPL device, and choose Update driver . Select Browse my computer for drivers .
The CH340 is widely supported on Linux and older versions of Windows, but on Windows 10/11 it may require manual driver installation. The manufacturer’s official download page for the can be found at the WCH (Nanjing Qin Heng Microelectronics) website. Many generic installer packages also include support for the CH340 chipset alongside other common serial chips like the PL2303 and CP2102.
Since Quantum frequently updates their support portals, you should always start at the official source to avoid malware: Official Quantum Hi-Tech Website: Navigate to the Quantum Hi-Tech Support Page . Look for the "Drivers & Manuals" section and search for QHM-PL 0719 Alternative Driver Portals: The is a 150Mbps Wireless USB Adapter designed
This specific model is a "Mini" dongle. Ensure it is plugged into a USB 2.0 port
Reduces the risk of Blue Screen of Death (BSOD) crashes caused by generic driver conflicts.
—finding the correct file can be tricky as official links sometimes change or become unavailable. Direct Driver Resources : If the PC crashes upon insertion, try