Not sure how one thing is related to an other exactly. Adobe is a company, it is not a place or a file type.
Private Relay hides your internet connection information from websites. Nothing to do with document of files in PDF format if that is what you are referring to.
If you really believe Private Relay is the cause of your issues, then follow the steps here to disable it: link-> About iCloud Private Relay - Turning it off - Apple Support
Otherwise, you may want to explain what happens when you try to access the "information" and may e some can provide some advice.