You must reflash the modem, which is an advanced procedure using the Balong Flash tool.
Here’s a step-by-step guide to downloading and installing the driver for the on Windows, plus tips for Linux and macOS.
Because direct download links expire, here is the current : huawei lte usb stick e3372 driver download
Huawei LTE USB Stick E3372 , the "driver" you need depends on whether your device is in HiLink mode (acts like a router) or Stick mode (acts like a traditional modem). Direct Download & Installation Methods Standard Plug-and-Play (HiLink Mode)
eject /dev/sr1 # or /dev/cdrom
Always try to obtain drivers from the official Huawei Consumer Support website or your specific network provider's support page. If the official site is unavailable, reputable driver repositories specifically for Huawei modems are the next best option. 2. Installing on Windows (10/11)
USB ModeSwitch failed. Solution:
: Regional support sites like HUAWEI Support UK or HUAWEI Support Russia provide manual driver search tools.