never used ovulation kits

Ok I need your help . I'm on day 4 of my period . I want to try using clear blue ovulation test but I want to know when I should start and I have no I idea how these kits work ? When to start getting intimate with my husbdad ? All this blinking smiley face ? Am I supposed to get busy that day I get those every other day till I get a solid face and get busy those 2 straight days ?? Ughhh how do I know when to stop testing ?!! 🤦🏼‍♀️🤦🏼‍♀️🤦🏼‍♀️🤷🏻‍♀️🤷🏻‍♀️😩😩👣👣