Click or Choose File and select the unzipped firmware file from your computer.
: Visit the Tenda D305 Support Page and download the latest firmware package (e.g., version 50.1.12.8 or newer). Update Software in TENDA D305
Always download firmware from the official TENDA support page for the D305 V1/V2 (check your hardware version on the bottom label). Click or Choose File and select the unzipped