You can obtain a free downloadable booklet of information on the devotion and a checklist as well at this link: fatima.org/…content/uploads/2019/10/First_Saturday_Booklet.pdf
This is what Christ has asked for and this is what will hasten the Triumph of her Immaculate Heart that we so desperately need. Also, make it a point to pray all 15 decades of the Rosary each day in reparation for the sins committed against her Immaculate Heart.