Hi @IMK ,
You can use the audit log reports provided with SharePoint to view the data in the audit logs for a site collection. You can sort, filter, and analyze this data to determine who has done what with sites, lists, libraries, content types, list items, and library files in the site collection.
For example, you can determine who copied files.
Here are steps:
1.Use the Audit search tool in the Microsoft Purview compliance portal(https://compliance.microsoft.com/)
2.You can search for specific activities in Audit, for activities performed by specific users, and activities that occurred within a date range..
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.