Remove “(optional)” text from checkout fields in Woocommerce 3.4+

Question

I was previously using this answer to hide checkout fields based on chosen shipping method, it worked fine until an update (3.4.2 current version) I think not sure what has

Answer 1

you can easily use css in this

.woocommerce form .form-row .required{
    display: none ;
}

.woocommerce form .form-row .optional{
    display: none ;
}