When you are up with many problems in your Wavlink device. Then you would need help setting up your Wavlink device first. If you are having both the extender and router of Wavlink then just install the WavRouter app through wifi.wavlink.com. Or just take the help of an online store like Google Play or Apple Store. Do not get so confused though as after typing wifi.wavlink.com you will reach the portal of Wavlink. Later, follow the directions shown by the Wavlink portal. On the other hand, get in touch with the technicians that provide Wavlink customer service full technical support on Wavlink devices and Wavlink n300 setup .