Remember: A working device is better than a "free" brick. If you do find a valid E5336bs2_unlock_firmware.bin on a trusted forum like XDA-Developers or 4PDA, follow the guide above meticulously. Happy unlocking. Disclaimer: Modifying firmware may void your warranty. This article is for educational purposes. Always ensure you have the right to unlock your device in your jurisdiction.
For the average user: Instead, search for "Huawei E5336bs-2 NCK code calculator" or buy a $5 code on eBay/Amazon. Enter the code into the device's web interface, and you are unlocked in 10 seconds without voiding your warranty or risking a brick. e5336bs2 unlock firmware link
Copy the UPDATE.APP file (your unlock firmware) into the dload folder on the SD card. Remember: A working device is better than a "free" brick
Insert the SD card back into the hotspot. Hold down the WPS button (or the Power button – check your variant). While holding the button, connect the hotspot to your PC via USB. Keep holding for about 10 seconds. Disclaimer: Modifying firmware may void your warranty
Introduction: What is the Huawei E5336BS-2? The Huawei E5336BS-2 (often marketed as the Vodafone R218 or similar regional variants) is a popular 4G LTE Mobile Wi-Fi hotspot. Its key selling points include a small display, a 150 Mbps download speed cap, and the ability to connect up to 10 devices simultaneously.
The device will reboot. Once the Wi-Fi light returns, log back into the admin panel. Insert a SIM from a non-original carrier. If the unlock succeeded, it will register on the new network without asking for an unlock code. The "Cheaper" Alternative: Paid Unlock Code vs. Free Firmware You might be wondering why you should risk a firmware flash if you can just buy a code.
The computer will install Balong drivers, and the hotspot’s LED should start blinking red/green. A flash writer tool (if using online instructions) will appear, or the hotspot will automatically start writing the firmware. Do not disconnect during this process (approx. 3–5 minutes).