What does it mean to “lock” a document. This is a term that really means “password protect.” If you want to learn how to lock a Word document on Mac, all you need to know how to do is password protect the document. There are lots of reasons you might want to protect a Word document with a password. You might have a document with sensitive information, you might want to create a personal diary, or you might be a writer who likes to keep his work under wraps until the word “the end” have been typed. Whatever your reasons for wanting to know how to lock a Word document on Mac, you can apply a password to effectively lock the document by following the steps below.


Lock a Word Document on Mac


1. Click Review > Protect Document.

2. Under Security, select whether to enter a password to open the document, modify the document, or both. Re-enter each            password to confirm.

3. Click OK.


Remember that passwords are are case sensitive, so you will need to type them exactly as they are created. They can only be fifteen characters or less. It’s a good idea to write your password down because if you lose it, you will not be able to access your document.


To “lock’ a document might also refer to making the document read-only. This is one of the options you will be presented with in the protect document menu. You can choose to disable editing for anyone. Remember, you must apply a password to the document if you want to prevent people from undoing the security measures you put in place.