BFN , 17dpo , no AF

Dajhona • March 2018 🐣💜 November 2018 💪🏾💜
So I am just getting really frustrated to know why AF is taking forever to show since I did get negative results and also I am not having any signs of pregnancy or AF?! What is really going on. Also I am 4 days late on my period 
 
Is this happening to anyone else ?