Next, the process of firmware upgrade via SD card. Typically, you'd format the SD card, place the firmware file in a specific directory, insert it into the router, and then boot it into recovery mode. The steps might be similar to other routers but specific to Huawei. I should outline the exact steps, maybe even include the directory structure for the SD card and the file naming conventions as per Huawei's guidelines.
For the T1-701u, firmware updates can be performed via , Huawei PC software , or offline methods (e.g., SD card). Huawei T1-701u Firmware Sd Card