Windows 8 In Depth

Making a File Read-Only

You can set advanced file permissions that can prevent a document from being changed or even deleted (see “Setting Security Permissions on Files and Folders,” later in the chapter). If your only concern is preventing other people from making changes to a document, a simpler technique you can use is making the document read-only. This means that although other people can make changes to a document, they cannot save those changes (except to a new file). The following steps show you how to make a file read-only:

1. Use File Explorer to open the folder that contains the file you want to protect.

2. Click the file.

3. In the Home tab, click the top half of the Properties button. The file’s Properties dialog box appears.

4. ...