In the Microsoft Office 2007 system, we can use passwords to help prevent other people opening or modifying your documents. keep in mind that Microsoft cannot retrieve forgotten passwords.
For set a password in a Word/Excel documents to encrypt your file and set a password to open it.
1. Click the Microsoft Office button, point to Prepare and then click Encrypt Document.
For set a password in a Word/Excel documents to encrypt your file and set a password to open it.
1. Click the Microsoft Office button, point to Prepare and then click Encrypt Document.