document.addEventListener("DOMContentLoaded", function() {
// Replace 'input[name="installation-included_yes"]' with the correct selector for your checkbox
const targetCheckbox = document.querySelector('input[name="installation-included_yes"]');
if (targetCheckbox) {
targetCheckbox.checked = true;
// Optionally, if the filter system requires a change event to be triggered, you can dispatch one:
// targetCheckbox.dispatchEvent(new Event('change'));
}
});