Setting up the Wi-Fi is an easy process, you just need to make sure you have a good internet connection. Let’s see how to setup Linksys Re6300 Extender router. Connect your computer with a default Wi-Fi name. Open a web browser and enter http//extender.linksys.com re6300 in the URL section. Now, click on start setup. Then, an automatic setup process would be initiated,wait till it is completed.