Open a browser and enter the default IP address (usually , but check the sticker on the bottom of your device). Log in with your admin credentials. Navigate to More Functions > Manage Updates . Click Update Now to check for the latest verified version. Method 2: Huawei AI Life App How do I update the firmware version of my HUAWEI router
Unverified firmware sometimes includes tools that accidentally wipe or corrupt the IMEI number. An invalid IMEI blocks network registration permanently. huawei b311221 firmware verified
Use this method only if the web interface rejects the file or if the router is stuck in a boot loop. Open a browser and enter the default IP