How to Lock Notes on Mac Individually or All at Once

Jose Henline
time May 13, 2021 Preview 3.2K
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Apple Notes is a great note-taking app developed by Apple for Mac, iPhone and iPad. You can use Notes on your Mac to jot down your random thoughts, keep a daily journal or even organize your financial information, etc. Some of your notes can be private and should be kept safe from prying eyes. This article shows you how to lock Notes on Mac easily and effectively.

How to lock Notes on Mac by locking individual notes

Apple Notes is designed with your privacy in mind and provides a Lock Note option. The option may or may not meet your needs.


  1. Built-in to Mac
  2. Easy to put or remove lock on notes


  1. Lock only one note at a time
  2. Can’t lock notes containing videos, audios, PDFs and other unsupported files

If you want to lock all notes on Mac at once, the second method can help.

Steps to add a lock on notes on Mac with the built-in locker

1. In the Notes app on your Mac, control-click the note that you want to lock and choose Lock Note.

choose Lock Note

2. Create a password and verify it.

create a password

3. Add a password hint, which is optional and recommended.

4. Click Set Password. If your Mac supports Touch ID, enable Use Touch ID.

Now this note is locked and becomes a secure note. Its content and the file attached (if any) become inaccessible and hidden. You can continue locking more notes.

Here’s how to unlock a note. Type your password in the Enter Password box. If your MacBook Pro, MacBook Air or iMac has Touch ID, you can also use it to unlock.

Enter Password box

Note that the unlocking will start a secure session during which all your locked notes stay unlocked. You can manually close the session by clicking the lock icon in the toolbar and choosing Close All Locked Notes.

Here’s how to remove lock on notes. Control-click a locked note, choose Remove Lock and enter your password. (Touch ID supports only unlocking but not removing the lock.)

choose Remove Lock


Why can’t I lock notes on Mac?

The built-in Lock Note option won’t let you lock a shared note or a note with an unsupported file attachment. Supported files include images, drawings and a few more. If you have to lock such notes, you can lock Notes app instead.

unsupported file attachment

How do I change Notes lock password on Mac?

It’s very easy. Go to Preferences and click Change Password.

How do I remove lock on notes on my Mac if I forgot the password?

You are allowed to reset your password. However, the new password will only work with your future notes. It’s not easy to remove the lock on existing notes that are protected by the forgotten password. There’s a possible fix. You can try to access them using your iPhone via Touch ID and then turn them into new notes by copying and pasting.

How to lock Notes on Mac completely by locking the Notes app

Not happy with the built-in solution? Have too many notes that you want to protect with password? If you want to lock all notes on Mac at once, the method below is for you.

You can password protect notes on Mac by locking the Notes app. The job can be effortlessly done with Cisdem AppCrypt, the best app locker and website blocker for Mac.

AppCrypt main features:

  • Lock any apps on Mac with password
  • Record failed attempts to access a locked app with date, time and a photo of the intruder
  • Also block websites and webpages on Safari and Chrome with password
  • Provide a schedule feature to lock apps and block websites at certain times
  • Help protect privacy
  • Help block distractions and improve productivity
  • Help parents block inappropriate online content
  • Support macOS 10.10 or later, including Big Sur

Steps to lock Notes app on Mac to best protect all notes

1. Download AppCrypt and install it.

Free Download

2. The first time you open it, set a password. Read the warning message and then click Submit.

You can enable Launch at System Startup.

set a password

3. In the top menu bar, click the icon and choose Open Main Window.

top menu bar

4. Enter your password. Click OK.

5. Now you are in the main window. There, click Add App.

click Add App

6. Select Mac’s Notes app in the Applications folder and click Add.

select Notes

Now Notes on Mac is locked, and all notes are secured. When you or someone else tries to open it, it won’t open. Instead, a window will pop up asking for password. If the password entered is correct, Notes will be unlocked and open as normal. If it’s incorrect, Notes will remain locked.

Notes locked

In addition, AppCrypt will record the failed access attempt with information such as date and time and take a photo of the person who tries to break in. (The photo in the screenshot is blurred for privacy.)

record of a failed access attempt

To remove the lock, go to the main window (which requires entering the password), select Notes in the left sidebar and then click Remove App.

AppCrypt itself, along with Notes (and other locked apps), is protected by password. Without knowing the password, one won’t be able to quit/uninstall it. Therefore, the lock is effective and hard to bypass.


Some if not many of your notes on Mac may be private or personal. It’s a good idea to keep them hidden from snooping eyes especially when you share your computer with other people. This article provides two methods on how to lock notes on Mac. I hope they are helpful. The second method shows you how to lock Notes app on Mac so as to add better protection.

Jose Henline
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Jose specializes in reviews, how-to guides, top lists, etc. on PDF, data recovery and multi-media. On his spare time, he likes to travel or challenge some extreme sports.

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Comments (2) Leave a Reply

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  • Russellbasel

    Using AppCrypt for a couple of weeks, it has given me such pleasant user experience that I never had before.

    5 years ago Reply

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  • Barwick

    Note app is of great value to save ideas which are coming up in mind suddenly, so i have to lock it to secure my privacy. Thanks for your article.

    5 years ago Reply

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