How to Delete Copilot Chat History: Step-by-Step Privacy Guide (2026)

Delete Copilot Chat History helps users manage saved conversations easily. Copilot stores chats for up to eighteen months. This helps users revisit past topics and answers. 

However, many users prefer deleting old conversations regularly. This improves privacy and keeps the workspace clean. This guide explains all methods in simple steps. 

Delete Copilot Chat History in App and Browser

Delete Copilot Chat History Using Copilot App

Follow these steps carefully to remove all chats. First, open the Copilot app on your device. Next, click the sidebar icon in the top corner. 

Then, find your profile icon near the bottom area. Click your profile icon to open menu options. After that, select Settings from the menu list.

Now, go to your account profile section available. Choose the Privacy option from the settings page. Scroll down to find the Activity History section clearly. Click the Export or delete history option shown there.

You will be redirected to your Microsoft account page. Login again if your account asks for details. After login, open the Copilot apps tab carefully. Find the Delete all activity history link option. 

Click that link to begin the deletion process. Now, confirm your choice by pressing the Clear button. Your Copilot chat history will be deleted completely.

This method removes all chats saved in the app. It helps users start fresh without old conversations.

Delete Copilot Chat History Using Browser

This method works on Edge and other browsers easily. Open Copilot in a new browser tab first. Look at the bottom left corner of the screen. 

Click your profile picture shown in that area. A menu will appear with different options available. Select Settings option from that opened menu list.

Now, a new settings window will open. Click the Privacy option from the sidebar panel. Scroll down to find the Clear history option below. You will see a red Clear history button.

Click that red Clear history button carefully. A warning popup will appear on the screen. This popup asks for confirmation before deleting data. Click Clear history again to confirm your action.

After confirmation, all chats will be removed instantly. Your browser Copilot history will be completely cleared.

This method is fast and easy for all users. It ensures no old chats remain in browser storage.

Delete Copilot Chat History for Selected Conversations

Remove Only Specific Chats Easily

You can remove only selected conversations from history. Open the Copilot sidebar in the app or browser first. 

Look through your chat list carefully and slowly. Find the conversation you want to delete now. Move your cursor near that specific conversation. You will see three dots beside the chat. 

Click those three dots to open more options. A dropdown menu will appear with different actions. Select the Delete option from that dropdown menu list.

Now, a confirmation popup will appear on screen. This popup asks to confirm deletion of conversation. Click the Delete button to confirm your final choice. 

That conversation will be removed from your history. Other chats will remain safe and unchanged. This method helps manage clutter without full deletion.

Users can keep important chats and remove unwanted ones. It gives better control over stored conversations daily.

Delete Copilot Chat History

Why Delete Copilot Chat History in Microsoft 365

Copilot works across many Microsoft 365 apps daily. These apps store your activity and chat history continuously. Sometimes this data appears during screen sharing sessions. 

Old prompts may show during meetings or training sessions. This can create confusion or unwanted situations sometimes.

For example, during Team meetings, chats may appear. Practice prompts may show when sharing your screen. This may reveal test queries or personal information.

Deleting history helps protect your privacy completely. It also gives peace of mind during presentations.

Apps Covered Under Microsoft 365 Copilot

These applications are commonly used by many users daily.

• Word helps create documents and written content easily
• Excel helps manage numbers and data sheets efficiently
• PowerPoint helps create slides and presentations quickly
• Teams helps conduct meetings and share screens easily
• Loop helps teams collaborate and share ideas together
• Planner helps manage tasks and projects properly
• Whiteboard helps visualize ideas and teamwork sessions
• Forms helps collect surveys and feedback from users
• Copilot Chat helps provide AI-based conversation support

All these apps store Copilot activity history together. Deleting history removes data across this entire ecosystem.

Steps to Delete Copilot Chat History

Delete Copilot Chat History across apps is very simple. Follow these steps carefully to remove all activity data.

First, open Microsoft 365 portal in your browser. Look at the top right corner of the screen. Click your name or profile icon shown there. A dropdown menu will appear with different options.

Select View Account option from the dropdown menu. This will open your Microsoft account page directly.

Now, go to the Settings and Privacy section available. Click the Privacy option from the list of settings. Find the Copilot Activity History section on that page.

Click the Delete history option shown in that section. You will see options for selecting activity types. Choose Microsoft 365 Copilot activity checkbox clearly.

After selecting, click the Delete button to continue the process. Your deletion request will be processed immediately.

Time Required for Deletion Process

Delete Copilot Chat History usually works very fast. Most users see results within thirty seconds normally.

However, sometimes the process may take longer. It can take up to fifteen minutes in some cases.

After completion, your history will be fully removed. This applies across all Microsoft 365 applications together.

No old chats will remain visible after the deletion process. This ensures complete cleanup and better privacy control.

The Bottom Corner 

Delete Copilot Chat History helps maintain privacy and control. Copilot stores chats, but users can remove them anytime. You can delete full history or selected conversations easily. 

App and browser methods are quick and simple. Microsoft 365 method clears data across all apps. This prevents unwanted chats during meetings or demos. Regular cleanup keeps your workspace clean and safe.