First, click on your current account balance and click on the "Top-Up" button at the bottom.
Next, Select how much MYST you would like to add into your account and your payment method (crypto or fiat).
For Crypto top-ups you then have to choose the Crypto currency you'll be using.
You will then be given a wallet ID to complete your transaction.
Enjoy your privacy while unblocking the content from all around the world. 😎