If your router is bricked (power light on but no Wi-Fi or web interface), you need the emergency recovery mode.
Once you have updated the firmware, take these extra steps: huawei b310s-518 firmware
Over the years, several firmware builds have become community standards. Here is what each offers: If your router is bricked (power light on
If your router only shows a blinking power light and no Wi-Fi: Steps:
Use this if the web update fails or you need a partition-specific flash.
You need:
Steps: