If you are a Proximus subscriber, you need to create your login credentials for WiFi Hotspots Fon via MyProximus. If you already have one, you are good to go.
If you don't, surf to MyProximus. Under "My Products", click "Wi-Fi Hotspots" and create your account details e.g. email@example.com, firstname.lastname@example.org or mylogin@proximuswifi (and the corresponding password).
Should you have forgotten your password, you can reset it clicking here.
For more information about how to connect, please click here.