> For the complete documentation index, see [llms.txt](https://devcenter.unico.io/unico-idcloud/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://devcenter.unico.io/unico-idcloud/by-client-integration/sdk/available-sdks/web-sdk/release-notes.md).

# Release notes

***

{% hint style="success" %}
Keep your Web SDK always up to date with the latest available version. Semantic versioning is used to number the versions. For more information, please refer to the article Overview.
{% endhint %}

### Version 3.23.9 - 20/05/2026 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations;
* Consent screen personalization.

***

### Version 3.23.8 - 14/05/2026 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations.

***

### Version 3.23.7 - 29/04/2026 <a href="#versao-3188" id="versao-3188"></a>

{% hint style="danger" %}
**Critical Update**
{% endhint %}

* Internal product improvements, security adjustments and optimizations;
* Update of the Liveness SDK and server with interaction;

***

### Version 3.23.6 - 30/03/2026 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations;

***

### &#x20;Version 3.23.5 - 23/03/2026 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations;

***

### Versão 3.23.3 - 03/03/2026 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations;
* Update of the Liveness SDK and server with interaction;

***

### Versão 3.23.1 - 26/02/2026 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations;

***

### Versão 3.23.0 - 11/02/2026 <a href="#versao-3188" id="versao-3188"></a>

* Update of the Liveness SDK and server with interaction;
* Internal product improvements, security adjustments and optimizations;

***

### Versão 3.22.7 - 04/02/2026 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations;

***

### Versão 3.22.6 - 29/01/2026 <a href="#versao-3188" id="versao-3188"></a>

* Update of the Liveness SDK and server with interaction.
* Improvement HTTP call timeout;

***

### Versão 3.22.5 - 19/01/2026 <a href="#versao-3188" id="versao-3188"></a>

* Update of the Liveness SDK and server with interaction.

***

### Versão 3.22.4 - 13/01/2026 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations;

***

### Versão 3.22.3 - 08/01/2026 <a href="#versao-3188" id="versao-3188"></a>

* Update of the Liveness SDK and server with interaction.
* Internal product improvements, security adjustments and optimizations;

***

### Versão 3.22.2 - 22/12/2025 <a href="#versao-3188" id="versao-3188"></a>

* Update of the Liveness SDK and server with interaction.

***

### Versão 3.22.1 - 17/12/2025 <a href="#versao-3188" id="versao-3188"></a>

* Update of the Liveness SDK and server with interaction.
* Internal product improvements, security adjustments and optimizations;

***

### Versão 3.22.0 - 02/12/2025 <a href="#versao-3188" id="versao-3188"></a>

* Update of the Liveness SDK and server with interaction.
* Internal product improvements, security adjustments and optimizations;

***

### Versão 3.21.6 - 19/11/2025 <a href="#versao-3188" id="versao-3188"></a>

* Fixed a dependency issue with node-fetch.

***

### Versão 3.21.5 - 06/11/2025 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations;

***

### Version 3.21.4 - 31/10/2025 <a href="#versao-3188" id="versao-3188"></a>

* Internal product improvements, security adjustments and optimizations;

***

### Version  3.21.3 - 10/27/2025 <a href="#versao-3188" id="versao-3188"></a>

* Update of the Liveness SDK and server with interaction.

***

### Version 3.21.2 - 10/06/2025 <a href="#versao-3188-1" id="versao-3188-1"></a>

* Internal product improvements, security adjustments and optimizations;
* New error handling in document capture;
  * 117 - 'An error occurred while finalizing the photo capture'.
* SDK and Liveness server update with interaction.

***

### Version 3.21.1 - 09/29/2025 <a href="#versao-3188-2" id="versao-3188-2"></a>

* Internal product improvements, security adjustments and optimizations;
* Update of the Liveness SDK and server with interaction.

***

### Version 3.21.0 - 09/09/2025 <a href="#versao-3188-3" id="versao-3188-3"></a>

* Security adjustments and optimizations;
* New optional method UnicoCheckBuilder.disableCssReset.

***

### Version 3.20.10 - 08/25/2025 <a href="#versao-3188-4" id="versao-3188-4"></a>

* Update of the Liveness SDK and server with interaction.
* Internal product improvements. These improvements do not directly affect the end user experience, leaving the interface and external functionalities unchanged.

***

### Version 3.20.9 - 08/14/2025

* Improvements in the loading experience during capture;
* Update of the Liveness SDK and server with interaction.

***

### Version 3.20.8 - 08/08/2025 <a href="#versao-3188" id="versao-3188"></a>

* Updating the Liveness SDK and server with interaction.

***

### Version 3.20.7 - 06/25/2025 <a href="#versao-3188" id="versao-3188"></a>

* Updating the Liveness SDK and server with interaction.

***

### Version 3.20.6 - 06/13/2025 <a href="#versao-3188" id="versao-3188"></a>

* Reduced SDK bundle;
* Improved capture upload experience.

***

### Version 3.20.5 - 06/09/2025 <a href="#versao-3188" id="versao-3188"></a>

* Updating the Liveness SDK and server with interaction.

***

### Version 3.20.4 - 06/04/2025 <a href="#versao-3188" id="versao-3188"></a>

{% hint style="danger" %}
**Critical Update**
{% endhint %}

* Improvements in liveness flow with interaction against recurring market attacks;
* Internal product improvements. These improvements do not directly affect the end user experience, leaving the interface and external functionalities unchanged.

***

### Version 3.20.3 - 05/26/2025 <a href="#versao-3188" id="versao-3188"></a>

* Updating the Liveness SDK and server with interaction.

***

### Version 3.20.2 - 05/17/2025 <a href="#versao-3188" id="versao-3188"></a>

* Updating the Liveness SDK and server with interaction.

***

### Version 3.20.1 - 05/07/2025 <a href="#versao-3188" id="versao-3188"></a>

* Updating the Liveness SDK and server with interaction;
* Accessibility improvements to the Liveness flow with interaction.

***

### Version 3.20.0 - 03/31/2025 <a href="#version-3188" id="version-3188"></a>

* Update of the Liveness SDK and server with interaction;
* Fix for handling issues when using LocalStorage.

***

### Version 3.19.3 - 03/10/2025 <a href="#version-3188" id="version-3188"></a>

* Updated Liveness SDK and Interactive Server.

***

### Version 3.19.2[​](https://developers.unico.io/en/docs/check/SDK/web/release-noteswebSDK#version-3188) - 01/29/2025 <a href="#version-3188" id="version-3188"></a>

* New method to customize fonts in the class `UnicoThemeBuilder`;
* Internal product improvements. These improvements do not directly affect the end-user experience, keeping the interface and external functionality unchanged.

***

### Version 3.19.1[​](https://developers.unico.io/en/docs/check/SDK/web/release-noteswebSDK#version-3188) - 01/20/2025 <a href="#version-3188" id="version-3188"></a>

* Internal product improvements. These improvements do not directly affect the end-user experience, keeping the interface and external functionality unchanged.

***

### Version 3.19.0[​](https://developers.unico.io/en/docs/check/SDK/web/release-noteswebSDK#version-3188) - 01/17/2025 <a href="#version-3188" id="version-3188"></a>

* Updated Liveness SDK and Interactive Server;
* Add frame OTHERS\_V2;
* Internal product improvements. These improvements do not directly affect the end-user experience, keeping the interface and external functionality unchanged.

***

### Version 3.18.11[​](https://developers.unico.io/en/docs/check/SDK/web/release-noteswebSDK#version-3188) - 12/18/2024 <a href="#version-3188" id="version-3188"></a>

* Updated Liveness SDK and Interactive Server;
* Internal product improvements. These improvements do not directly affect the end-user experience, keeping the interface and external functionality unchanged.

***

### Version 3.18.10[​](https://developers.unico.io/en/docs/check/SDK/web/release-noteswebSDK#version-3188) - 12/10/2024 <a href="#version-3188" id="version-3188"></a>

* Updated Liveness SDK and Interactive Server;
* Accessibility improvements to the Liveness stream with interaction.

***

### Version 3.18.9[​](https://developers.unico.io/en/docs/check/SDK/web/release-noteswebSDK#version-3188) - 11/18/2024 <a href="#version-3188" id="version-3188"></a>

* Updated Liveness SDK and Interactive Server.

***

### Version 3.18.8[​](https://developers.unico.io/en/docs/check/SDK/web/release-noteswebSDK#version-3188) - 10/24/2024 <a href="#version-3188" id="version-3188"></a>

* Updated Liveness SDK and Interactive Server;
* Resolution of conflicts between observability tools.

***

### Versão 3.18.7[​](https://developers.unico.io/docs/check/SDK/web/release-noteswebSDK#vers%C3%A3o-3187) - 10/15/2024 <a href="#versao-3187" id="versao-3187"></a>

* SDK Update and Liveness Server Interaction.


---

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