This article shows you a few powerful things you can do in Google Drive Audit with GAT+.
1) Find the folder you want and using the drop-down, find the contents.
2) Remove an editor or viewer from one or more files.
Once you select the files in the folder, you can remove an editor from one or many …
3) To see the full viewer or editor history of a file. Just select the file name and click the drop-down beside it.