Wavlink ac 600 is a boost range repeater it repeats the router network on the dead area where their wifi networks are not working. Sometimes when the device will old and does not work. Then you need to update wavlink ac600 firmware to fix bugs and issues. To update firmware on it, your device’s working capacity and qualities are becoming high. Also, new factors will add to your extender. It also fixes all performance errors very easily. after upgrading your device competitor with the latest and smart wavlink extenders.