Ladies I need some advice; took a digital test just now. FR. And well I got a question mark. I went to take it apart to…

Ladies I need some advice; took a digital test just now. FR. And well I got a question mark. I went to take it apart to look at the lines (bad habit of mine) and it went from a question mark to a BF yes. But every cheap test I take shows BFN I'm so confused