Password-protecting a file Follow these steps to clamp a password on a file, such that others need a password to open and perhaps also edit it. • Go to the File tab and choose Info. • In the Info window, click the Protect Document (or Workbook or Presentation) button, and choose Encrypt with Password on the drop-down list. The Encrypt dialog box appears, as shown. • Enter a password in the Password text box and click OK.
The article explains how important it is to protect files with passwords and also the ways in. After creating the Word document, click 'Save as' in the 'File' options. Go to the 'Tools' option and select 'Security Options'.