If your Wavlink extender starts misbehaving all of a sudden, there can be any fault in its configured settings. The login details can be inaccurate or the web or IP address can have a fault in it. In that case, you will require to do the Wavlink AC750 setup again after resetting the installed settings. Doing so will allow you to remove the bugs in the working and the older configured settings as well. To reset the extender, press the reset button from the extender’s panel and hold it for a few seconds. Soon, the extender will start blinking which means the process is going on. Later, the stable light will notify you that the extender is reset successfully. Thereafter, do the configuration process again through the web-based setup portal or using the Wavlink WiFi app. It is advisable to perform the process by using the default details.