⚠️ Some ISP-locked units (Vodafone, T-Mobile, etc.) may not receive OTA updates directly. In that case, use Method 2.
: Updates to the WLAN setup include support for SSID broadcasting/hiding and advanced 256-bit WPA-PSK/WPA2-PSK encryption to protect against unauthorized access.
: While updates usually save your current configuration (Wi-Fi name, passwords, etc.), it is always a good idea to note down any custom APN settings just in case. Routers Software & Firmware Download Huawei Routers Software & Firmware Download Huawei. How do I update the firmware version of my HUAWEI router
Updating your Huawei B311-221 firmware is a straightforward process. Here's a step-by-step guide:
: Updates often refine the SMS functionality managed through the router interface. How to Update Your Firmware