The following applies for purchases and rentals through the Flow website in the EU, UK, Norway, and Hong Kong.

If you are renting a Flow device and want to update your credit card please follow these steps:

- Login to your
 flow web account 

- You will be prompted to create a password. Note that this is not the same password as used in the Flow app.

- Once logged in, select Use a New Payment Method.

- Add your new credit card.

- Delete your old credit card.

- Press update.