---
id: post/demiliani-com/12482
type: post
title: "Dynamics 365 Business Central: update sandbox environments to preview versions."
summary: Partners can now update existing sandbox environments to preview versions of Dynamics 365 Business Central, starting with version 27 in September 2025, to test new features with their own data and installed extensions. However, preview sandbox environments cannot be updated to other versions and are automatically deleted one month after the preview period ends.
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language: en
tags:
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  - preview
  - environment management
  - testing
  - version updates
  - extensions
system: platform
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    url: https://demiliani.com/2025/09/10/dynamics-365-business-central-update-sandbox-environments-to-preview-versions/
    title: "Dynamics 365 Business Central: update sandbox environments to preview versions."
    date: "2025-09-10"
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    url: https://demiliani.com/2025/09/10/dynamics-365-business-central-update-sandbox-environments-to-preview-versions/
    title: "Dynamics 365 Business Central: update sandbox environments to preview versions."
    date: "2025-09-10"
    commit: null
    t: null
    quote: Now you can also update a current sandbox environment to this public preview version
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post_id: "12482"
source_id: demiliani-com
source_name: Stefano Demiliani
url: https://demiliani.com/2025/09/10/dynamics-365-business-central-update-sandbox-environments-to-preview-versions/
published_at: "2025-09-10T11:36:33.000Z"
author: Stefano Demiliani
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words: 198
quotes:
  - text: Now you can also update a current sandbox environment to this public preview version
    why_it_matters: Explains the new capability that allows testing with existing sandbox data rather than creating fresh environments
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systems:
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versions_mentioned:
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---

# Dynamics 365 Business Central: update sandbox environments to preview versions.

[Read the post](https://demiliani.com/2025/09/10/dynamics-365-business-central-update-sandbox-environments-to-preview-versions/) · Stefano Demiliani (Stefano Demiliani, MVP) · 2025-09-10 · 198 words · tier community · reviewed (checked by Opus)

> Partners can now update existing sandbox environments to preview versions of Dynamics 365 Business Central, starting with version 27 in September 2025, to test new features with their own data and installed extensions. However, preview sandbox environments cannot be updated to other versions and are automatically deleted one month after the preview period ends.

## Key points

- Sandbox environments can be updated to public preview versions instead of creating new environments from scratch
- This feature began with the preview version of Business Central version 27 in September 2025
- Preview sandbox environments retain custom data and installed extensions (PTEs and AppSource apps) during testing
- Preview sandboxes cannot be updated to another version and are automatically deleted one month after preview period ends

## Quotes

- "Now you can also update a current sandbox environment to this public preview version" (Explains the new capability that allows testing with existing sandbox data rather than creating fresh environments)

## Context

- Features: Sandbox environment preview version updates, Version 27 preview access, Custom data testing in preview, Extension compatibility testing
- Versions: 27

Source: Stefano Demiliani, community blog. Summary, key points and quotes are derived (CONTENT-NOTICE.md); read the original for the full text.