Usually, slow speeds and Wavlink WiFi signal failures is a result of various issues such as bad device location, improper configuration, interference, or overcrowded bandwidth. When many devices are online and your connection stops down during essential tasks or crawls when too many devices are connected, majorly the problem is fixable and is not that difficult to fix. https://wavlink-setup.net/how-to-fix-wavlink-wifi-signal-drops-and-slow-speeds/