Once the Wavlink extender is configured to perfection, you must confirm that you are receiving the desired internet speed. There should be a noticeable increase in speed as this extender works to strengthen the signals from the current router. Therefore, to verify that, use a web browser to do a speed test on any website and measure the network's upload and download speeds. Afterwards, you can learn more about the extender's operation by connecting a variety of gadgets to its network. Additionally, you need to use your networked device to do a significant file transfer. similar to moving a PC file to a different device or using your smartphone to watch 4K HD video online. If you notice sluggish network performance  like the Wavlink extender not working, unplug it to perform a reboot process. Later, check the extender’s working again.