PDF Blank Header

All of a sudden all my PDF documents coming up with white header and this pop up message

as soon as I click ok I am unable to see anything have tried F9 nothing and checked to make sure that the menu is ticked in the background. Help

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Participant

Hi Bernd,

How do I do that?

Community Expert

Community Expert

Disable the new Acrobat UI or remove the third-party plugin.

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