How to protect word file with password ?

1. First open the word file we want to protect with password



2. Select Save as option



3. Select "tools" button ( top ) from save window



4. Then go to "general options"



5. there you can select password for the document ( see image )



6. Save the file to store the last changes



7. The next time when try to open the particular file a dialogue box will come to give password only giving that file will open