How to unshare a google doc: Google Docs is a service provided by Google that allows users to create a variety of documents online. Because these documents are located online, users can then choose to share them with other users, giving other people access to either view or edit the documents. If you decide that you no longer want to share a document with other users you can remove their access by un-sharing the Google document. How to unshare a google doc
Click from your list of documents the name of the document that you want to unshare.
Click the blue “Share” button at the top right corner of the document and wait for the Sharing window to load. How to unshare a google doc
Click the “X” icon next to each user you no longer want to share the document with to remove them.
Click the “Share and Save” button at the bottom of the window to unshare the document.