So what? Yes, that’s what the paper note is for. If someone wants to get unauthorized access, they will likely try it and wipe the phone. You have zero obligation to warn them not to do that. You didn’t authorize access.
I think you’re on the right track. You could say the note was for cell phone thieves or something and you didn’t expect the police to use it. Plausible deniability.
So what? Yes, that’s what the paper note is for. If someone wants to get unauthorized access, they will likely try it and wipe the phone. You have zero obligation to warn them not to do that. You didn’t authorize access.
I think you’re on the right track. You could say the note was for cell phone thieves or something and you didn’t expect the police to use it. Plausible deniability.