Unable to type within username field within ProtonMail signup page using Selenium and Python

Question

Hi I was trying to type the username field using Selenium and Python for the website https://mail.protonmail.com/create/new?language=en.

From the developer tool, I

Answer 1

Your xpath is OK, but the forms are inside an iframe.

So you need to switch to the iframe first:

driver.switchTo().frame(n);

Edit: If you read the TOS, you will see

This Service is provided exclusively to persons. Accounts registered by “bots” or automated methods are not authorized and will be terminated.