Connect your computer to the router via an Ethernet cable (do not use Wi-Fi for this). Open a web browser and navigate to .

Once you have the .bin or .rar file downloaded and extracted, follow these steps carefully.

In this guide, we will walk you through how to check your current version, where to download the latest firmware, and how to install it safely.

Finding the correct file for older Tenda models can be difficult as they are often moved to "End of Life" (EOL) sections on manufacturer sites.