Use tweezers to connect (short) this gold pad to the metal USB shield (ground).
Keep the device connected to the COM interface. Open a terminal utility such as Putty or a specialized alternative like .
Do not skip this checklist.
Backup original NV/IMEI (if available)
Wait for the success message: "Update successful." The modem will automatically reboot. Phase 4: Verification and Configuration e8372h320 unlock firmware install
– Go to dc‑unlocker.com and download the latest version.
Unlocking the Huawei E8372h-320 is possible but requires a specific "downgrade-unlock-upgrade" sequence to bypass modern security locks Use tweezers to connect (short) this gold pad
Target the exact COM number allocated to the PC UI Interface .
This guide helps you unlock the Huawei E8372h-320 (HiLink mobile hotspot/dongle) and install an unlocked firmware to enable full features (e.g., band selection, network lock removal, advanced settings). Do not skip this checklist
The flashing wizard will open and automatically detect your modem.
: Use specialized software such as DC-Unlocker , Salluhassan Huawei Unlocker , or specific "NCK" code calculators to generate and apply an unlock code based on the device's IMEI.