." Download the latest firmware file, which usually comes in a format. Extract it to find the Step 2: Access the Router Administration Page Connect via Ethernet: Plug your computer into one of the router's LAN ports.
The download is typically a .zip file. Unzip it on your computer to find the actual firmware file, which usually ends in .bin or .trx . 3. Step-by-Step Installation Guide How to upgrade the firmware for the portable router - Tenda tenda d301 v2 firmware update