# Billing

Learn how billing, payments, and other financials work at FeatureOS.

## Articles

- [Download invoices for your subscription](https://help.featureos.app/en/articles/download-invoices-for-your-subscription.md)
- [Upgrade your FeatureOS plan](https://help.featureos.app/en/articles/upgrade-your-featureos-plan.md)
- [Getting a tax refund for your FeatureOS subscription](https://help.featureos.app/en/articles/getting-a-tax-refund-for-your-featureos-subscription.md)
- [Updating Your Payment Method](https://help.featureos.app/en/articles/updating-payment-method-for-your-featureos-subscription.md)
- [What happens to team members when you downgrade your plan?](https://help.featureos.app/en/articles/what-happens-to-team-members-when-you-downgrade-your-plan.md)
- [How to Update Your Card Details in FeatureOS](https://help.featureos.app/en/articles/how-to-update-your-card-details-in-featureos.md)
- [Enabling and Managing Multiple Login Methods using the Power-Up](https://help.featureos.app/en/articles/enabling-and-managing-multiple-login-methods-using-the-power-up.md)