Step 1: Unplug the power cable from your modem first, and then from your Tenda device. Step 2: Wait for about 30 seconds. Step 3: Plug the power cable back to your modem first, and then into your router. Step 4: Wait for the router and modem lights to light up, and then try to connect to the Internet. Enter your router username. This could be admin, or one of these If you changed the username on the router and can't remember it, try resetting your router. Enter your router password. Press Enter, or click the login button. If you get a login error, try finding the correct default login info for your router and try again. xsEjD7.