Tmi in comments !! Can I get some help please

Valeria • Fri, Jul 29

So I was late on a.f I had took a first response digital came back postive so after that I retested that same after noon came back negative and the other 3 bfn so I notice I've been having some spotting no cramping or heavy bledding just some minor light pink blood I did wear a pad and had some blood what does this mean ???