The Amazon SDK for JavaScript v2 has reached end-of-support. We recommend that you migrate to [Amazon SDK for JavaScript v3](https://docs.amazonaws.cn//sdk-for-javascript/v3/developer-guide/). For additional details and information on how to migrate, please refer to this [announcement](https://amazonaws-china.com/blogs//developer/announcing-end-of-support-for-aws-sdk-for-javascript-v2/).

# Migrate to v3 of the Amazon SDK for JavaScript
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The Amazon SDK for JavaScript version 3 is a major rewrite of version 2. For more information on migrating to version 3, see [Migrate from version 2.x to 3.x of the Amazon SDK for JavaScript](https://docs.amazonaws.cn/sdk-for-javascript/v3/developer-guide/migrating.html) in the *Amazon SDK for JavaScript Developer Guide v3.*