https://www.thedotstore.com/hide-shipping-method-for-woocommerce/
Hide shipping method for WooCommerce - Thedotstore
You can choose to hide other WooCommerce shipping methods. This includes both defaults as well as premium shipping methods.
hide shippingmethod
https://www.pluginhive.com/product/hide-woocommerce-shipping-methods-and-rate-adjustment/
PH Hide Shipping Methods & Rate Adjustment for WooCommerce
hide shippingrate adjustment