How To Remove Business Manager from Instant App?

Hello there, could somebody help me to remove business manager from instant article app, beacuse I select as Owner…le tme explain in photo waht exactly I’m talking about:

well I need to have like photo in number 2 not as nr 1 well I need without owner…

I need to remove that what say: this app is managed by… I don’t want to see that…le tme tell you that I’m owner of this app and I want to be more beacuse I want to transfer this to another oine, but with this error I couldn’t do that…Thank you!!