Date: October 2023 (Updated) Product Focus: Huawei E8372h-608 (LTE USB Stick / Mobile WiFi Hotspot)

A: No. DC Unlocker provides software codes via IMEI. Unlock firmware is a full OS replacement. Many users combine both: code to remove SIM lock, then firmware to remove branding.

Solution: Enable 4G Only mode via 192.168.8.1/html/index.html – go to Network Settings > LTE Only (if available).


"Unlock firmware" is a generic, unbranded software package that replaces the carrier-specific OS on your dongle. Unlike a simple unlock code (which only removes the SIM restriction), unlock firmware achieves three things:

Key distinction: You do not need a paid "unlock code" if you use unlock firmware. The firmware bypasses the lock mechanism completely.

For stubborn carrier-locked units (e.g., EE or Vodafone UK):

Note: If you see ERROR 55 or SIM Lock Code Required, you may need a simple unlock code first before flashing firmware.


If your PC doesn't recognize the dongle in download mode, install Huawei USB drivers: