- First open any Microsoft office’s component such as Word, Powerpoint, Excel etc
- Click on Office button
- Click on Prepare
- new window opens . click on ‘Encrypt document
- Enter the desired password in the ‘Encrypt document’ window. and click Ok.
- New window appears asking for confirm the password . Then click OK.
- Password is set on the file. And whenever we open the file it will ask for the password first.