Share Copilot chat conversations [Public Preview] (#54328)

Co-authored-by: Kelly Arwine <[email protected]>

content/copilot/using-github-copilot/copilot-chat/asking-github-copilot-questions-in-github.md

@@ -345,6 +345,20 @@ You can ask {% data variables.product.prodname_copilot_short %} a question about
 
 {% data reusables.copilot.copilot-extensions.extending-copilot-chat %}
 
+## Sharing {% data variables.product.prodname_copilot_chat_short %} conversations
+
+> [!NOTE] This feature is currently in {% data variables.release-phases.public_preview %} and subject to change. During the {% data variables.release-phases.public_preview %}, this feature is only available to users without enterprise or team memberships.
+
+You can share {% data variables.product.prodname_copilot_chat_short %} conversations from the immersive view ([https://github.com/copilot](https://github.com/copilot)). Shared conversations are public or private (i.e. permission-based), for example, a conversation about a private repository. If you share a private conversation, the recipient must have the necessary permissions to view the content. Shared conversations are read-only—the recipient can view the conversation but cannot interact.
+
+1. In the top right of any page on {% data variables.product.github %}, click the **{% octicon "copilot" aria-hidden="true" %}** {% data variables.product.prodname_copilot %} icon next to the search bar.
+1. To view a conversation in immersive mode, click **{% octicon "screen-full" aria-hidden="true" %} Take conversation to immersive**.
+1. Once you submit your first prompt, a share button will appear in the upper right corner. Click {% octicon "share" aria-label="Share" %} to open the share dialog.
+
+   ![Screenshot of the main search box on {% data variables.product.prodname_dotcom %}. The share button is highlighted with an orange outline.](/assets/images/help/copilot/chat-share-button.png)
+
+1. To copy the conversation link, click **{% octicon "link" aria-label="Copy conversation link" %} Create link**. The link is copied to your clipboard.
+
 ## Sharing feedback about {% data variables.product.prodname_copilot_chat_dotcom %}
 
 {% data reusables.rai.copilot-dotcom-feedback-collection %}