platform-guideline checked

How Microsoft 365 Copilot Chat history works

Documents conversation lists, revisiting prior chats, chat history settings, retention, and controls for managing saved Copilot chat activity.

Open source

Pattern Decisions This Source Supports

Pattern Supported decision Required contract Claim note
Chat interface Choose chat interface when the user task depends on turn-taking, follow-up prompts, assistant responses, and conversation history rather than a single request field. Every user-visible answer is tied to the exact user message and visible context that produced it. Supports saved conversation lists, revisiting chats, retention, and history controls.

Evidence Role

This source is treated as platform-guideline evidence. Use it to validate the decision rules above, not as a visual style reference.

Publisher: Microsoft Support. Last checked: .