Navigate to your sharepoint site (e.g. https://pgsklallamtribe.sharepoint.com ) and choose a site you have access to.  In this example we will use PGST-Announcements.



Click on the Recycle Bin and locate the file in question.



You can click on a single file or multiple files.  



Then click Restore. Notice at the top Name, Date deleted. On the right you will have Original Location. This is where the file will be restored to.