How to hide incompatible shipping methods
Here are the parameters that you can set for each of your method rule and how each of these parameters works.
Shipping Source type: Whether it is compatible with the plugin/default or incompatible.
If you are using a plugin, which is not compatible with the hide shipping method plugin and is being used for creating shipping methods, you might face a problem.
The problem is that shipping methods, created through this incompatible plugin, will be incompatible for the hide shipping plugin. Therefore, they won’t show up in the dropdown list when you will try adding those in the value field for the ‘Select shipping method’.
To overcome this problem, the Hide Shipping Method for WooCommerce Plugin has the option ‘None Compatible with Hiding shipping method Plugin’.
On choosing this, you can add shipping method values instead of their names.
Find out shipping method values by opening any front-end page of your shop (where your desired shipping method is listed).
Right-click on the name of shipping method and select ‘Inspect’. Now, you must be able to view the HTML source code for the page in your browser. See the value of the ‘value’ field for the chosen shipping method.
Repeat the same to find out the value of other shipping methods.
Add all these values, separated by commas, in ‘Shipping method option’ field, like this