: This is almost certainly the hardware platform or product family code . The "4G" prefix indicates a device with 4G LTE cellular capability (CAT 1, CAT 4, or possibly CAT 6). The numeric suffix "630" suggests a specific system-on-chip (SoC) or module series—likely referencing a Quectel, Sierra Wireless, or Telit chipset, or a proprietary board design from an industrial manufacturer (e.g., Advantech, Moxa, or a Chinese ODM like Neoway).

: Go to System Tools and select Firmware Upgrade .

: Use the default credentials (usually admin for both username and password).

: This firmware allows the router to interface with a USB modem to share a 3G/4G data connection via Wi-Fi. Key Fixes/Features Enhanced support for newer 4G LTE USB dongles. Improved connection stability for "Always On" settings.