1) Go to your Freedom! Profile (https://www.freedom.tm/dashboard/profile)
2) Request to set your payment method (Set Payment Method)
3) Generate a verification code.
4) Go to your email which is affiliated with your account, you will be sent a 6 digit code.
5) Enter the code into the box shown.
6) Choose PayPal as your option.
7) Enter your chosen PayPal details.