Download and install Qualcomm Qualcomm HS-USB WWAN Adapter 90C9-81 NET1_MUX2 driver

Qualcomm HS-USB WWAN Adapter 90C9-81 NET1_MUX2 is a Network Adapters device. This driver was developed by Qualcomm. The hardware id of this driver is USB/VID_05C6&PID_90C9&MI_81.

1. Qualcomm Qualcomm HS-USB WWAN Adapter 90C9-81 NET1_MUX2 - install the driver manually

1. Download the setup file for Qualcomm Qualcomm HS-USB WWAN Adapter 90C9-81 NET1_MUX2 driver from the location below. This is the download link for the driver version 4.0.7.6 released on 2023-01-11.
2.  
3. Run the driver setup file from a Windows account with administrative rights. If your User Access Control Service (UAC) is running then you will have to confirm the installation of the driver and run the setup with administrative rights.
4.  
5. Go through the driver setup wizard, which should be pretty easy to follow. The driver setup wizard will analyze your PC for compatible devices and will install the driver.
6.  
7. Restart your PC and enjoy the new driver, it is as simple as that.
8.  

This driver is digitally signed by the manufacturer.
Driver file size: 349976 bytes (341.77 KB)
This driver was installed by many users and received an average rating of 4.5 stars out of 45783 votes.
This driver is fully compatible with the following versions of Windows:

• This driver works on Windows 7 64 bits
• This driver works on Windows 8 64 bits
• This driver works on Windows 8.1 64 bits
• This driver works on Windows 10 64 bits
• This driver works on Windows 11 64 bits

2. Installing the Qualcomm Qualcomm HS-USB WWAN Adapter 90C9-81 NET1_MUX2 driver using DriverMax: the easy way

The advantage of using DriverMax is that it will install the driver for you in the easiest possible way and it will keep each driver up to date, not just this one. How can you install a driver using DriverMax? Let's follow a few steps!

1. Open DriverMax and click on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your computer.
2.  
3. Take a look at the list of detected driver updates. Scroll the list down until you locate the Qualcomm Qualcomm HS-USB WWAN Adapter 90C9-81 NET1_MUX2 driver. Click the Update button.
4.  
5. That's all, the driver is now installed!
6.