How to Allow Multiple Users to Edit an MS Word 2007 Document

1. Log in to Windows 7 as an administrator. Navigate to the folder containing the Word 2007 document.
2. Right click the file. Choose 'Properties' from the contextual menu. Click the 'Security' tab and select 'Advanced.'
3. Click 'Owner,' then 'Edit.' Choose your user name or group from the available options. Click 'OK' to take ownership of the file. Click 'OK' twice to exit from the security settings.
4. Right click the Word document once again and choose 'Properties' from the contextual menu. Click 'Security,' then 'Edit.'
5. Select a group or user name to modify the security settings. Check 'Allow' next to 'Modify,' 'Read,' 'Read & execute' and 'Write.' Uncheck 'Deny' next to each of these categories.
6. Repeat the process for each group or user to allow multiple users to modify and edit the file. Click 'OK' to save your settings. Click 'OK' to exit from the file properties.