HELP ASAP!

Ady • Diagnosed with PCOS AND NON CLASSIC CAH On 06/2015.. TTC for baby #1 for the past 5 years
Ok so I was due doe my period since LAST friday af NEVER came. .. app states I'm n cycle day 7 which clearly isn't the case cuz I never got period. ... is there a way I can make the change so it can show the CORRECT CYCLE DAY IT SHOULD REALLY BE LIKE CYCLE DAY 40 something NOT 7.. I DID A TEST 2 DAYS AFTER MISSED PERIOD AND THAT WAS NEGATIVE 😧😢😢 I'm lost