: Consider backing up your current configuration (SSID, passwords) so you can easily restore them if the update resets the device to factory defaults.
Ensure your router is plugged into a reliable power source. Do not attempt a firmware update during a storm or if the power in your area is unstable. If you are using a laptop to perform the update, ensure the laptop is plugged into a charger.
: Power LED blinks continuously, no Wi-Fi, no admin page. Solutions :
After the router reboots:
: Open a web browser and type http://192.168.0.1 or http://dlinkrouter.local .