DocumentationAPI Reference

Release Notes

Release Notes

All notable releases for the Zendesk SDK for Unity will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[4.0.0] - 10.09.2025

Added

  • Font management - Version 4.0.0 introduces a flexible font management system. Language-specific fonts are now in optional packages, reducing the core SDK's size to approximately 6MB. This gives you control to customize fonts and optimize your app's footprint by including only what you need. See the Managing fonts guide.

[3.7.1] - 05.09.2025

Fixed

  • Resolved an issue that prevented articles from displaying in certain locales.
  • Corrected the dimensions for images displayed within articles.
  • General bug fixes and improvements.

[3.7.0] - 02.09.2025

Added

  • Hide composer - The blockChatInput property is now supported for all message types, letting you hide the composer whenever needed. For more information see hiding the composer.

Fixed

  • General bug fixes and improvements.

[3.6.0] - 20.08.2025

Added

  • Zendesk analytics tracking - Enables Zendesk to monitor user interactions within the Messaging SDK, including SDK launches, taps, clicks and other events. See Zendesk analytics tracking.

Fixed

  • General bug fixes and improvements.

[3.5.0] - 31.07.2025

Added

  • Rich text support - Enables businesses to send messages with rich text formatting to end users. For more information, see Adding rich text formatting in Zendesk help.
  • Emoji support - Allows businesses to include and display emojis in messages sent to their end users.

Fixed

  • General bug fixes and improvements.

[3.4.1] - 11.07.2025

Fixed

  • Issue that prevented the Home screen from displaying when more than 100 articles were returned.

[3.4.0] - 12.06.2025

Added

  • Support for multi-conversations. This feature allows your end users to seamlessly manage multiple ongoing conversations with your business at the same time.
  • Slovak and Ukrainian language support.

Fixed

  • AI Agents forms not being displayed correctly.
  • General bug fixes and improvements.

[3.3.1] - 16.05.2025

Fixed

  • Improved JSON handling in Unity for better compatibility.
  • Updated query parameter encoding for iOS 17 on supported Unity versions to ensure reliable functionality.

[3.3.0] - 09.05.2025

Added

  • Added support to open links from different brand subdomains in-app via article viewer.
  • Improved validation for metadata to prevent backend errors and provide clearer error responses before conversation creation.
  • Improved logging across critical SDK paths with support for verbosity levels for better troubleshooting.
  • Introduced a configuration flag to disable metadata validation by default.
  • Improved timeout management for network requests.
  • Thai language option is now available in the SDK language settings.

Fixed

  • Corrected UTF-8 encoding to avoid corrupted characters in large non-ASCII messages.
  • General bug fixes and improvements.

[3.2.0] - 20.03.2025

Added

  • Functionality to display queue position and estimated wait time, enhancing user experience by setting clear expectations for response times.

Fixed

  • General bug fixes and improvements.

[3.1.0] - 27.01.2025

Added

  • In-app article viewer capability to open article hyperlinks from message bubbles.

Fixed

  • Improvements on private attachments logic.

[3.0.0] - 15.01.2025

Added

Fixed

  • General bug fixes and improvements.

[2.3.0] - 06.12.2024

Added

  • Support for hyperlinks on text messages inside the conversation.
  • Support for BASE64_URL encoded JWT tokens.

Fixed

[2.2.1] - 22.10.2024

Added

Fixed

  • General bug fixes and improvements.

[2.2.0] - 06.08.2024

Added

  • Support for postback messages, allowing businesses to send messages to end users that can trigger a postback event.

Fixed

  • General bug fixes and improvements.

[2.1.2] - 06.06.2024

Fixed

  • URL encoding on files with Japanese, Korean, Chinese and special characters.
  • Button link messages can appear unsigned (without bot icon and sent stamp) when a following button link message has no text.
  • The space between end-user and agent/bot message bubbles.
  • Apple’s privacy manifest file updated.

[2.1.1] - 30.04.2024

Added

Important note: This is the minimum release that must be used to be compliant with Apple's privacy manifest requirements.

Fixed

  • A bug when you upload an unsupported attachment file.

[2.1.0] - 12.04.2024

Added

  • Messages generated by AI are displayed with a disclaimer at the bottom of that respective message.

Fixed

  • Improved performance and load time by narrowing down the search scope for Resources.LoadAll.
  • Fixed NREs for the messages of API source type.

Documentation

  • Added guidance for IL2CPP Code Stripping

[2.0.0] - 20.02.2024

The initial public version of the Zendesk SDK for Unity.

Added

  • Unity 2020LTS upgrade, enhancing stability and performance across the board.
  • End-user authentication, empowering businesses to securely verify the identity of their users, ensuring a safer and more personalized experience.
  • Significant improvements to the Carousel component, providing a smoother and more intuitive user experience.

Features delivered during EAP versions:

  • The ability for the end-user to start a messaging conversation with your business.
  • Direct integration with Zendesk's Flow Builder for building automated conversations.
  • The ability for the end-user to receive text, images, quick replies, article recommendations and button links.
  • The ability for the end-user to send text messages and images to your business.
  • The ability for your business to send a form to the end-user and have the completed form returned.
  • The ability for your business to simplify data collection by sending forms directly to users and effortlessly collecting completed forms, improving efficiency and user experience.
  • The ability to enable and disable upload attachments from Zendesk’s Admin Center.
  • The ability to customize the SDK's user interface colors from Zendesk’s Admin Center.
  • Support for 25 languages. For the full list, see localization.
  • Conversation metadata, including conversation fields and conversation tags, to gain deeper insights into customer interactions and streamline workflow processes.