Why does the email ID entered on hosted page change during checkout using PayPal Express Checkout?

Problem Statement

You want to understand why does the email id entered on hosted page change during checkout using paypal express checkout.

Solution

When customers pay using "Paypal express checkout", Chargebee automatically copies information from customer's Paypal account and pre-fills the same in the hosted checkout page in Chargebee including the email address. The email ID copied from PayPal overwrites the email ID previously entered on the hosted page.