What is going on

Samantha👼🏻👼🏻👼🏻👼🏻👶🏻👼🏻👶🏻

I am 5 months pp. and my period is late. About. 4-6 days. I’ve taken 2 tests at the beginning of being late and they were negative but I have brown discharge. My periods have been normal all the other months and on time.