Enter your admin credentials (default is usually admin / admin or found on the device sticker). Navigate: Go to Advanced > Update .

This is the most reliable way to check for and install updates using a computer or phone browser. to your router’s Wi-Fi or LAN.

Optimization of the LTE Cat6 carrier aggregation.

If your router is unbranded or you have a specific firmware file (e.g., from GSM Hosting Files ), you can perform a manual update: Log in to the web management page. Go to > System > Update .

Check the inside – e.g., B612-233_11.182.03.00.00 – and confirm it matches your device's current major version.