Password protect a document in Word 2016 for Mac

You can protect a sensitive or confidential document by using a password to help prevent others from changing or even opening your document.

Protect your document from being opened or edited

  1. Click Review > Protect Document.

    On the Review tab, Protect Document is highlighted

  2. Under Security, you can select whether to enter a password to open the document, modify the document, or both. Enter each password again to confirm.

    On the Password Protect dialog box, Security is highlighted

    • Passwords are case-sensitive and can be a maximum of 15 characters long.

    • If you lose or forget your password, Word won't be able to recover it for you. Be sure to keep the a copy of the password in a safe place or create a strong password that you’ll remember.

  3. Click OK.

Protect your document before sending it out for review

You can protect your document by specifying how or whether others can leave feedback.

  1. Click Review > Protect Document.

    On the Review tab, Protect Document is highlighted

  2. Under Protection, select Protect document for.

  3. Do one of the following:


    Do this:

    Keep Track Changes on.

    Click Tracked changes

    Allow people to add comments.

    Click Comments

    Prevent people from making changes.

    Click Read only

    Restrict changes to forms, so people can fill out the form without accidentally changing the form itself.

    Click Forms

  4. To prevent people from changing the protection settings, type a password in the Password box.

  5. Click OK when you're finished.

Note: If you share a document with other people, you can remove personal information, such as author name and company, when you save a file. To do this, under Privacy at the bottom of the Password Protect dialog box, select Remove personal information from this file on save.

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