For Express Checkout, the file is: /includes/languages/english/modules/payment/paypalwpp.php
Type: Posts; User: DrByte
For Express Checkout, the file is: /includes/languages/english/modules/payment/paypalwpp.php
The text is in your paypalwpp.php language file. Be careful not to change the meaning of what PayPal wants displayed there.
Those words are what PayPal wants it to say. What exactly do you want to change it to, and why?