That Wavlink router is a technical device that needs care every time to prevent issues in its working. To achieve that, you can change the advanced settings of the network frequently from the web or app portal. Which includes its frequency bands, bandwidth channels, security encryption, network password, and others. Make changes to them as you want or as needed and click on the save button at the end. In doing so, you will be successful in preventing the Wavlink router not working and other serious issues. When talking about its physical changes, you can change and select the best placement for the extender. Apart from that, you must take care of the connectivity strength and make sure your devices are connected to the official network. In fact, try to make wired connections using ethernet wires instead of wireless, and this will offer better signal transmission. In the end, it is also mandatory to keep the router’s firmware updated always.