> ## Documentation Index
> Fetch the complete documentation index at: https://docs.crossmint.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Checkout V2 Deprecation Notice

> Checkout v2 is being deprecated and will be discontinued on October 30th. Users must migrate to Checkout v3 to continue receiving updates and support.

Quick heads-up — Checkout v2 is being deprecated, so you'll need to migrate to Checkout v3 before **October 30th**.

## Why make the move?

* **Faster, smoother checkout experience** for your users
* **Better stability**
* **Future-proof** — all new features will be built on v3 only

## How to upgrade

If you are using Embedded Checkout, we've put together a step-by-step guide here:
🔗 **[Embedded Checkout quickstart](/payments/embedded/quickstarts/credit-card-nft)**

If you are using Hosted Checkout, use the integration guide here: 🔗 **[Hosted Checkout quickstart](/payments/pay-button/quickstart)**