You don't need a download to manage settings. While connected to the device, enter 192.168.8.1 into your browser. The default login is usually admin . Quick Setup Guide Step 1: Insert your SIM card and battery.
During installation, it will add the NDIS driver. You do NOT need to run HiSuite afterward—the driver will stay installed. Huawei Mobile Wifi E5576 Driver Download
Interestingly, you don't always need drivers to use the Huawei E5576. HUAWEI HiLink You don't need a download to manage settings
For 99% of users, for the Huawei E5576. The device is designed to work like any other Wi-Fi router. Only if you are using USB tethering on an older or non-auto-detecting OS should you touch a driver—and then only via Huawei HiSuite or Microsoft’s built-in NDIS driver . Huawei Mobile Wifi E5576 Driver Download