If you are a SLT broadband (ADSL) subscriber, your credentials for Fon are the same as your existing SLT username and password.
Should you have forgotten your password, you can reset it clicking here.
To connect outside Sri Lanka, add the suffix @sltgo after your username to create your roaming username, e.g. username@sltgo. Start a session with your roaming username and your normal password.
For more information about how to connect, please click here.