Speaking on Karl Stefanovic's new podcast, the shock jock also admitted Prime Minister Anthony Albanese is 'a mate' - although they disagree.
It comes as the platform promotes new tools for parents.
The terms of the settlement have not been announced.
Families say under-16s were back on the app within minutes.
The KIIS host took the PM to task while discussing the Bondi Massacre.
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The media giant also defended the role of editorial independence across its mastheads.
CEO Robert Thomson praised McKenna as a “transformational force”.
The AFR panel could not find a place for one single Coalition, Greens, Teal, or crossbench politician.
Following a Triple Zero outage impacting over 600 calls, Communications Minister Anika Wells has warned Optus should expect consequences.