Here’s a helpful guide to understanding and managing , especially if you’re dealing with stick mode (only LTE) vs. HiLink mode (web interface + routing). 1. Why change the firmware on E3372? The E3372 comes in two main firmware variants:
| Mode | Behavior | Use case | |------|----------|----------| | | Appears as a serial modem; no web UI | OpenWrt, routers, direct AT commands | | HiLink | Web GUI at 192.168.8.1 , works like a router | Windows/Mac plug‑and‑play, sharing via USB |
