: Supports a wide range of Huawei models including E156, E155, E160, and E1550. Multiple Functions : Beyond unlocking, the tool can reset/reboot the modem, enable voice features , or perform temporary unlocks. Network Flexibility
Insert a (a SIM card from a different network provider) into the slot.
The latest updated version, v5.8.1b, includes several essential service tools beyond basic unlocking:
: Open Windows Device Manager. Ensure "Ports (COM & LPT)" shows Huawei Mobile Connect. If you see yellow exclamation marks, reinstall the Huawei driver pack. Error: Safe to Unlock Failed download huawei modem unlocker v581b by bojs latest updated
: Insert a "non-supported" SIM card (from a different network) into your modem and connect it to your computer via USB.
: Your modem firmware might be too new for the v581b algorithm. You must downgrade the firmware using an official Huawei firmware flasher before running Bojs unlocker. Safety and Legality Notice
Supports a wide range of older and modern USB dongles. : Supports a wide range of Huawei models
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The latest updated v581b version brings several stability fixes over older releases like v5.7.
Most Huawei modems allow for 10 attempts to enter an unlock code. If you enter a wrong code 10 times, the modem becomes "hard-locked" or "permanently locked". If this happens, the SIM network unlock process becomes much more difficult. It's crucial to follow instructions carefully to avoid exhausting your unlock attempts. The latest updated version, v5
The can be a very effective tool for freeing your modem from a specific network, but it's not without its risks. The biggest challenge is finding a safe, functional download link from a reputable source.
Is using BOJS v581b illegal? In most countries, unlocking a modem you own is perfectly legal (thanks to the 2010 DMCA exemption for unlocking wireless devices in the US, and similar laws in the EU). However, using it to bypass rental agreements—like a modem still under contract from a carrier—could violate terms of service.