# Version Specific Upgrade Notes

This page covers specific upgrade documentation for when migrating to major 13 of Umbraco Commerce.

{% hint style="info" %}
If you are upgrading to a new minor or patch version, you can find information about the breaking changes in the [Release Notes](/umbraco-commerce/13.latest/release-notes.md) article.
{% endhint %}

## Version Specific Upgrade Notes History

Version 13 contains a number of breaking changes from the previous, Vendr product.

See the [Migrate from Vendr to Umbraco Commerce guide](/umbraco-commerce/13.latest/upgrading/migrate-from-vendr-to-umbraco-commerce.md) for full details.

## Legacy version specific upgrade notes

You can find the version specific upgrade notes for versions out of support in the [Legacy documentation on GitHub](https://github.com/umbraco/UmbracoDocs/tree/umbraco-eol-versions).


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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
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```

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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.