To avoid manually re-entering your ISP settings (PPPoE username/password, Wi-Fi names, etc.):
Never update firmware over Wi-Fi. A sudden signal drop can interrupt the process and corrupt the router. Connect your computer to the router using an Ethernet cable . Tenda D305 Firmware Update
Not easily. The Tenda D305 uses a Realtek RTL8676S processor, which has limited open-source driver support. As of 2025, OpenWrt does not officially support the D305 . Attempting to flash third-party firmware will almost certainly brick your device. To avoid manually re-entering your ISP settings (PPPoE
is one of the best ways to ensure your network stays secure and runs at peak performance. Newer versions often fix connectivity bugs, patch security holes, and can even boost your overall Wi-Fi stability. patch security holes