PDF Expert for Mac runs only on macOS

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How to password protect PDF

4 simple steps how to password protect a PDF:

  1. Download PDF Expert for free.
  2. Click on the 'File' menu.
  3. Select 'Set password' option.
  4. Enter and verify your password.

To unlock PDF:

  1. Click on the 'File' menu.
  2. Select 'Change password' option.
  3. Enter a new password or click 'Remove' to delete the existing.

Sometimes PDF files are very private and confidential. It's the closest alternative to real paper documents, and you want them to be as secure as possible.

If there is a document about an upcoming companies merger or several financial statements, you don't want everyone to see them or use them without permission.

That's when you need to secure your files. If you were browsing web searching how to password protect PDF, we've got the answer for you. No, you don't need to chain a guard dog to your laptop! There's a simpler and more reliable way.

How to set a password

To password protect PDF, open the right document and tap File menu. Then choose Set Password in the dropdown.

Everything that happens next is sequential and easily understood. Enter your password (it better not be QWERTY or your birth date), repeat it, and you're done. You have set a reliable password for your PDF file. Now, no one can read it unless they know the magic combination of numbers, letters and symbols.

Let's check to see if it's a reliable protection or if you still need a guard dog.

Find that file in your Recents or directly in Finder, double click on it and this is what you will see:

Isn't it cool? You enter the password you just created, and enjoy reading or editing your PDF.

Now let's check out the main menu to see a preview of the file. This app is really on the ball about security. Those locks won't let us see even the preview without the password.

Having proved the point, do you now want to change the password or make a super secure file back to an ordinary one? You can remove password in PDF in seconds.

  • Go to the File menu one more time
  • Click Change Password
  • Enter your password again and click 'Change' to set a new or 'Remove' to delete the password.

It should be noted that PDF Expert is a great PDF password remover on Mac when you're the owner of the file. It's absolutely secure and reliable and won't let any outsiders to remove password in your PDF for malicious intent.

Some tips for creating a strong password (and remember it!)

  • Include numbers, capital letters and symbols;
  • Use a minimum of 12 characters;
  • Don't use dictionary words and their obvious substitutions; e.g. h0use is not cool;
  • Avoid putting biographical details into your password;
  • Use a password manager, i.e. 1Password.

Great! Now you know how to password protect PDF files with a strong and reliable password. No one can see them. Congrats, you just left your guard dog without a job! ;-)

You are welcome to get a free 7 days trial to check PDF Expert out. Please don't hesitate to let us know what you think.

How to password protect PDF

4 simple steps how to password protect a PDF:

  1. Download PDF Expert for free.
  2. Click on the 'File' menu.
  3. Select 'Set password' option.
  4. Enter and verify your password.

To unlock PDF:

  1. Click on the 'File' menu.
  2. Select 'Change password' option.
  3. Enter a new password or click 'Remove' to delete the existing.

Sometimes PDF files are very private and confidential. It's the closest alternative to real paper documents, and you want them to be as secure as possible.

If there is a document about an upcoming companies merger or several. financial statements, you don't want everyone to see them or use them without permission.

That's when you need to secure your files. If you were browsing web searching how to password protect PDF, we've got the answer for you. No, you don't need to chain a guard dog to your laptop! There's a simpler and more reliable way.

How to set a password

To password protect PDF, open the right document and tap File menu. Then choose Set Password in the dropdown.

Everything that happens next is sequential and easily understood. Enter your password (it better not be QWERTY or your birth date), repeat it, and and you're done. You have set a reliable password for your PDF file. Now, no one can read it unless they know the magic combination of numbers, letters and symbols.

Let's check to see if it's a reliable protection or if you still need a guard dog.

Find that file in your Recents or directly in Finder, double click on it and this is what you will see:

Isn't it cool? You enter the password you just created, and enjoy reading or editing your PDF.

Now let's check out the main menu to see a preview of the file. This app is really on the ball about security. Those locks won't let us see even the preview without the password.

Having proved the point, do you now want to change the password or make a super secure file back to an ordinary one? You can remove password in PDF in seconds.

  • Go to the File menu one more time
  • Click Change Password
  • Enter your password again and click 'Change' to set a new or 'Remove' to delete the password.

It should be noted that PDF Expert is a great PDF password remover on Mac when you're the owner of the file. It's absolutely secure and reliable and won't let any outsiders to remove password in your PDF for malicious intent.

Some tips for creating a strong password (and remember it!)


  • Include numbers, capital letters and symbols;
  • Use a minimum of 12 characters;
  • Don't use dictionary words and their obvious substitutions; e.g. h0use is not cool;
  • Avoid putting biographical details into your password;
  • Use a password manager, i.e. 1Password.

Great! Now you know how to password protect PDF files with a strong and reliable password. No one can see them. Congrats, you just left your guard dog without a job! ;-)

You are welcome to get a free 7 days trial to check PDF Expert out. Please don't hesitate to let us know what you think.