Updating the firmware isn't just about "new looks." Manufacturers like Tenda release updates to:

The Tenda F6 is a robust piece of networking hardware, but it requires occasional maintenance to perform at its peak. By taking ten minutes to update the firmware, users gain improved security, better signal handling, and a more reliable connection for the smart home era. Don’t let your network stagnate—an update today is the best defense against the digital threats of tomorrow.

Need the exact download link for your version? Visit Tenda’s official support site and enter your hardware version exactly as shown on the sticker.