There are two primary wifi networks for your laptop/mobile device. The first is IllinoisNet, the main wifi provided by the university. Instructions on how to join that for the first time are available here: https://techservices.illinois.edu/services/wireless/using-illinoisnet-start-configure-illinoisnet-access The second is a worldwide wifi network made for educational institutions called Eduroam. Log into Eduroam using your NetID and AD Password.