1. Follow the guide "How to access Sharepoint through a web browser" to log in to Sharepoint: https://rbservicesnz.freshdesk.com/a/solutions/articles/51000258550

2. Select "Recycle Bin" on the right

3.  Click on the file you would like to restore to select it

4. Click on "Restore" to restore the file

5. The file will now be restored to it's original location