To ensure the software "works" correctly, the following environment is typically required: Operating System: Windows XP, 7, 8, or 10 (often requires running in Administrative Mode
| Modem Model | Original Carrier | Firmware Version | V577 Success Rate | |-------------|------------------|------------------|--------------------| | E3372h-153 | T-Mobile (Europe) | 21.200.03.00.34 | ✅ 98% | | E3531 | Telstra (Australia) | 11.326.01.02.00 | ✅ 95% | | E5573s-606 | Optus | 10.0.4.1 (Hilink) | ✅ 90% (use manual AT command) | | E5785 (any) | Vodafone | 11.100.xx | ❌ 0% (needs server-based unlock) | huawei+modem+unlocker+v577+work
: Insert a SIM card from a different network. If prompted for a code on the Web UI (usually at 192.168.8.1 ), enter the code generated by the tool. ⚠️ Important Considerations To ensure the software "works" correctly, the following
Run the tool as Administrator. Click Refresh or Check Button to see if the software detects your modem's IMEI and firmware version. Unlocking: Select your "Algorithm" (try "Auto-detect" if available). Click Unlock or Calculate . Click Refresh or Check Button to see if
Proper Huawei USB COM port drivers must be installed so the software can "see" the device on a specific port (e.g., COM3, COM7). Hardware State:
: Clearing "wrong code" attempts if the modem has been blocked by incorrect entries.