How to add fee based on the specific shipping method

If we want to apply the fees based on the specific Shipping method then we can add the conditional rules.

Example: If the user selects Free shipping then, we want to apply an additional fee of $3.69.

Screenshot - 1: (Admin: Shipping method specific fee)

How to add fee based on the specific shipping method

Case 1: If the user selects the Free shipping method.

Screenshot - 2: (Front: Cart page view. When a user selects free shipping then applies an extra fee)

Case 2: If the user selects the Flat rate shipping method.

Screenshot - 2: (Front: Cart page view without extra fee)