Hi @jinsy,
Please apply it.
frappe.ui.form.on('Your_DocType', {
refresh(frm) {
$(".form-assignments").hide();
$(".form-attachments").hide();
$(".form-shared").hide();
$(".form-tags").hide();
$(".form-sidebar-stats").hide();
$(".list-unstyled.sidebar-menu.text-muted").hide();
}
});
Then reload and check it.
Thank You!