Order email before payment validation

Hi,
I have two issues with payment

First issue:
When i clic on the button i receive the new order payment email before validate anything with paypal and woocommerce payment method.

Second issue:
I receive double email order confirmation, one from LP and one from Woocommerce.

https://thimpress.com/forums/topic/new-order-email-send-before-entering-credit-card-number-2/

Thank you.