Sins Related To People Before Having Proper Belief
The conscious belief is the real belief, whenever one adopts it, no matter one is a born Muslim or converted one. After getting conscious belief you stated anew. However, you should try your best to find those people to forgive you whom you think you really hurt. If it is not possible, you can hope positively that God will forgive you and persuade those people to forgive you because your mistakes were committed in the age of ignorance.