Wavlink Setup not functioning problems can have more than one or two different causes. We'll shed some light on a few of the more prevalent ones. A connection issue is the primary and most frequent cause of the Wavlink setup not working issue. It's possible that your host router or modem doesn't have access to your ISP's internet service. Check for the same, and if that's the problem, contact your ISP to get it fixed. Second, the software on your smartphone can be an issue. Check the device's firmware settings to see whether an update is available. Run an update as soon as it becomes available. The wrong positioning is the next potential factor. You can run into a Wavlink extender login problem if your Wavlink WiFi device is a little bit distant from your host device. As a result, you should change where you set your wireless WiFi equipment. This could resolve the problem.