When working with an important word file or report, other than protecting with a password, you can also inspect the file before sharing with others. This is to check the hidden properties or personal information to make sure the file is clean before sharing. Please see below for details:
Step 1: Click the "File" tab from the ribbon;
Step 2: In the "Info" section, click "Inspect Document";
Step 3: Click "Inspect Document" from the drop-down list;
Step 4: Click "Inspect" at the bottom in the new "Document Inspector" dialog box;
Step 5: The information will be listed. You can remove the information by click "Remove All" if you do not want to keep them, or as they are.
Step 6: Click "Close" at the bottom.