In the plugin, base shipping is set to 5.00, and "Use PayPal Profile Based Shipping" is unchecked. In PayPal, shipping calculator is not active.
In the shortcode shipping is specified:
The cart shows the shipping of $9.50 total accurately (base of 5.00 + 4.50). But when I go to PayPal checkout, only the product price is there.
Shipping cost is not transferred to PayPal.