Any apparition must be subjected to the Scripture test, so keep that in mind when looking at Marian apparitions.
I believe you are mistaken in the authenticity judgments on an apparition.
Do you know what they are? And it’s not necessarily all in Scripture.
Remember the Catholic Church has Holy Tradition — and the Bible even talks about this Holy Tradition of truths being handed down from one person to another by mouth.
If you had studied Fatima...Fatima recalls mankind prophetically to the living of the Gospel.