Tenda F6 Firmware Update
Open a browser (Chrome or Firefox works best). Type 192.168.0.1 or tendawifi.com in the address bar. Enter your admin password. (Default is often blank or "admin" – if you forgot it, you must factory reset the router by holding the reset pin for 10 seconds).
Click "Upgrade." A warning will appear: "Do not power off the device during the upgrade." Click OK . tenda f6 firmware update