If your modem is recognized but won't connect, particularly after a Windows update (like the Fall Creators Update), you might be facing a known compatibility bug.

Look for a "customized" or universal version of Huawei's Mobile Partner software. Use Wi-Fi during setup:

If the device appears in Device Manager with a yellow exclamation mark, right-click it, select Update Driver , and point it to the folder where you extracted the Mobile Partner files. 3. Fixing Connectivity Issues

Open Device Manager and verify that the "RNDIS interface" is present under Network adapters . Test Communication:

Let me know your operating system version so I can provide more specific instructions. AI responses may include mistakes. Learn more Using usb_modeswitch to enable 4G usb modem

3G USB modem can be a challenge, especially on newer operating systems. This guide will walk you through the most reliable ways to get your device up and running. 1. Use the Built-in Installer Huawei E3531