Keep going, these methods are explained better in following sections
your code have one problem the const key word your variable is a const and you are giving it a new value that’s impossible if you want to use two steps create another variable like
let tmp = arr.filter((num) => Number.isInteger(num) && num > 0);
const squaredIntegers = tmp.map((square) => square*square);
notice that I added in your code && num > 0
this must be solve and pass the test