Updates often stabilize voice-over-LTE configurations for clearer bridge calling via the RJ11 port.
┌───────────────────────────────────────────────────────────┐ │ Benefits of Firmware Maintenance │ └─────────────────────────────┬─────────────────────────────┘ │ ┌──────────────────────┼──────────────────────┐ ▼ ▼ ▼ ┌──────────────┐ ┌──────────────┐ ┌──────────────┐ │ Bug Fixes & │ │ Network & SIM│ │ Hardware & │ │ Performance │ │ Unlocking │ │ Wi-Fi Repair │ └──────────────┘ └──────────────┘ └──────────────┘ B622-335 - HUAWEI Community
Log back into the WebUI, navigate to network settings, and ensure the preferred network mode is set to "Auto" or "4G Only" depending on your preference. Double-check that your ISP's correct APN is selected and active. 4. WebUI Language Changed to Chinese or Another Language
Updates patch vulnerabilities that could expose your network to unauthorized access or DNS hijacking.
Wait for the progress bar to finish; the router will reboot automatically. Method 2: Manual Local Update
Before altering your firmware, it is essential to understand the hardware baseline of your router to ensure you are downloading the correct version: Specification 4G LTE Wi-Fi Router LTE Category Cat 6 (Up to 300 Mbps download / 50 Mbps upload) Wi-Fi Standards Wi-Fi 5 (802.11ac) Dual-Band (2.4 GHz & 5 GHz) Chipset Balong Chipset Antenna Ports 2 x External SMA antenna interfaces Step-by-Step: How to Update B622-335 Firmware
There are two primary methods to update your router's firmware: the automated Over-The-Air (OTA) method and the manual flash method. Method 1: Automatic Online Update (Recommended)
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