Non SASL authentication (how to?) XEP-0078

XIFF
1
Hi Guys Im trying to connect to a server via non SASL authentication

using the latest XIFFGUI v3.0.1

In XMPPConnection constructor we have

AuthExtension.enable();

This doesnt seem to allow a non SASL authentication

Do I neeed to call disableSASLMechanism ?

Thanks !