If your payment method changed, you should update it on your account as well to prevent your subscription from expiring. But remember -- even if your subscription expires, no data will be deleted!
If your subscription is coming from our website, please go to this address and enter your e-mail. You'll receive further information how to access your billing settings.
If your subscription is coming from Apple App Store, please see this guide to learn how to manage your Apple-based subscription.
If your subscription is coming from Google Play Store, please see this guide to learn how to manage your Google-based subscription.