I found it and told them the problem. Just one question: What alternative plugin do you recommend? I use this plugin to send order tracking code SMS to the customer. And it is easier to use than other plugins.
There is an extension for this person. How should I communicate with them and explain the problem to them? Exactly where and which part can I talk to him?
I completely removed the Farsi WooCommerce plugin and then tested it, but there is a problem. Therefore, the problem is not with WooCommerce Persian plugin.