Making use of digital assistant tools has been helpful to a lot of users especially when keeping up with various tasks and activities online. That is one reason why many users have become fans of Copilot for Microsoft 365. This AI-powered tool assists users in accomplishing different tasks encircled around Microsoft 365 apps.
As you continually use Copilot, it also stores the interaction history of every task you did with Copilot. It simply means that whatever you inquired or asked the Copilot AI to do, it will leave a footprint. Microsoft 365 apps that store such history includes Microsoft Copilot with Graph-ground chat, Excel, Forms, Loop, OneNote, Outlook, Planner, PowerPoint, Teams, Whiteboard and Word.

Unfortunately, not everyone approves of having a record of everything they did with Copilot. For some, it creates an issue with their privacy and security.
The question now is, can I delete my Copilot interaction history or logs? Yes.
Steps to Completely Remove Microsoft 365 Copilot AI Interaction History and Chat Logs on Windows PC

Take note that you can only do the 1st method below if you signed in to your work or school account. If you are signed in to your personal account, follow the 2nd method.
Here’s the first method. Head over to Settings & Privacy and go to Privacy. Once there, select Data options and open Copilot interaction history. Choose Delete history and check the box next to Copilot for Microsoft 365. Click Delete.
Now for the second method. First, launch the privacy dashboard or go to https://account.microsoft.com/account/privacy. Sign in with your personal Microsoft account. Navigate to Manage your activity data and choose Browsing and search. Open the Copilot interaction history and click Clear all Copilot activity history and search history below. Click the Clear button.
In Closing
Deleting your Copilot interaction history takes time as a deletion request will be sent first to Microsoft. Once your history is deleted, it will not affect the previous files where Copolit has made any changes included in the deleted history.