Zte F670l V9-0 Firmware -

(Ethernet) during the upload—never update over Wi-Fi.

binwalk -Me ZTE_F670L_V9.0.bin

Click or Choose File and select the downloaded ZTE F670L V9.0 firmware file. Click the Upgrade button. Zte F670l V9-0 Firmware

Benchmarks from users who have upgraded from V5.0 to V9-0 report: (Ethernet) during the upload—never update over Wi-Fi