Lock PDF in Preview

Let’s quickly get to the point and see how you can Lock PDF in Preview with our solution.

Sign up for DocHub: you can use your email or the register with Google choice.
Once you’re in, it will take you to your Dashboard, where you will discover an organized display of your files.
Click the New Document button in the upper-left corner to upload or import a new document using another service of your choosing.
You may also explore the option to create your own from scratch and take advantage of our document creation tools.
On the top toolbar, find the option to Lock PDF in Preview, apply it to your document, and save changes.
Choose how you’d like to save, download, or share your executed copy with others.

The DocHub editor enables you to quickly Lock PDF in Preview. It’s easy to grasp and requires no prior experience with similar editing tools. Simply add your file, and DocHub will take care of everything else, giving you things like:

Simple document editing and creation,
Secure and regulation-compliant signing,
Smooth document management and delivery.

Try DocHub now!

PDF editing simplified with DocHub

Seamless PDF editing

Editing a PDF is as simple as working in a Word document. You can add text, drawings, highlights, and redact or annotate your document without affecting its quality. No rasterized text or removed fields. Use an online PDF editor to get your perfect document in minutes.

Smooth teamwork

Collaborate on documents with your team using a desktop or mobile device. Let others view, edit, comment on, and sign your documents online. You can also make your form public and share its URL anywhere.

Automatic saving

Every change you make in a document is automatically saved to the cloud and synchronized across all devices in real-time. No need to send new versions of a document or worry about losing information.

Google integrations

DocHub integrates with Google Workspace so you can import, edit, and sign your documents directly from your Gmail, Google Drive, and Dropbox. When finished, export documents to Google Drive or import your Google Address Book and share the document with your contacts.

Powerful PDF tools on your mobile device

Keep your work flowing even when you're away from your computer. DocHub works on mobile just as easily as it does on desktop. Edit, annotate, and sign documents from the convenience of your smartphone or tablet. No need to install the app.

Secure document sharing and storage

Instantly share, email, and fax documents in a secure and compliant way. Set a password, place your documents in encrypted folders, and enable recipient authentication to control who accesses your documents. When completed, keep your documents secure in the cloud.

Drive efficiency with the DocHub add-on for Google Workspace

Access documents and edit, sign, and share them straight from your favorite Google Apps.

Install now

How to Lock PDF in Preview

4.9 out of 5

19 votes

[Music] welcome to tips and tricks today were going to show you how to lock a PDF file on your Macintosh so that no one can access about you unless you or they have the correct password to get in so the PDF file could contain some confidential information banking information or a report that has people salaries in it things like that so if you need to lock it down its actually pretty easy on the Mac so we have some files here that we want to make confidential in our Documents folder and you can check on our channel we have another series showing how to make numbers keynote and pages files confidential as well but lets focus today on this PDF file so this PDF file here is one that we want to make confidential so if we double click on it then the preview application will open and thats the default application for opening images and PDFs on the Mac now if you have docHub Reader or just any of the pro versions of docHub it may open the file and to add a password is a diff

Related features

Remove Dropdown from the Notice Of Lease Violation

Remove Dropdown to the Notice Of Lease Violation

Remove Dropdown in the Notice Of Lease Violation

Remove Dropdown List into the Notice Of Lease Violation

Remove Dropdown List from the Notice Of Lease Violation

Remove Dropdown List to the Notice Of Lease Violation

Remove Dropdown List in the Notice Of Lease Violation

Remove Dropdown Menu Fields into the Notice Of Lease Violation

Got questions?

Below are some common questions from our customers that may provide you with the answer you're looking for. If you can't find an answer to your question, please don't hesitate to reach out to us.

Contact us

How do I edit a locked PDF in Preview Mac?

0:29 2:31 How to edit a password protected PDF on Mac | FREE - YouTube YouTube Start of suggested clip End of suggested clip So its that easy. So just go right here onto the file. Then were gonna go to save. Then what youMoreSo its that easy. So just go right here onto the file. Then were gonna go to save. Then what you guys can do is save over that PDF that you guys had before. So were just gonna press.

How do I save a PDF in Preview without password?

How to Remove Known Password from PDF on Mac with Preview? Open the password-protected PDF document with Preview, you will be asked to enter the password. Go to File and choose Print. Save as PDF format. In the Security Options, make sure there is no password added to the file.

How to lock PDF File?

How to add passwords and permissions to PDF files: Open a file in Acrobat and choose Tools Protect. Select whether you want to restrict editing with a password or encrypt the file with a certificate or password. Set password or security method as desired. Click OK and then click Save.

How do I lock a PDF for free?

How to password protect a PDF Click the Select a file button above, or drag and drop a PDF into the drop zone. Enter a password, then retype it to confirm the password. Click Set password. Sign in to download or share your protected PDF.

How do I lock a PDF without docHub?

How to Password Protect a PDF File Without Acrobat Open a Word document via Microsoft Word. Click File and choose Save As. Select Browse where the PDF will be saved. Pick PDF (*.pdf) from the Save as type dropdown. Hit the Option button. Enable the Encrypt the document with a password option then click OK.

How do I make a PDF non editable?

You can set files to read-only mode through your operating systems basic tools. On Windows, just right-click your PDF and select Properties Read-only OK.

How do I make a PDF not editable in Preview?

1:23 2:40 How to Make a PDF Read-only - YouTube YouTube Start of suggested clip End of suggested clip The app will then process your file and present a download link once its done depending on theMoreThe app will then process your file and present a download link once its done depending on the software. Used for opening the pdf. File these permissions.

How do I lock a PDF in docHub?

One-click option to protect a PDF with a password Open the PDF in Acrobat. Choose File Protect Using Password. Alternatively, you can choose Tools Protect Protect Using Password. Select if you want to set the password for Viewing or Editing the PDF. Type and retype your password. Click Apply.

See why our customers choose DocHub

Great solution for PDF docs with very little pre-knowledge required.

"Simplicity, familiarity with the menu and user-friendly. It's easy to navigate, make changes and edit whatever you may need. Because it's used alongside Google, the document is always saved, so you don't have to worry about it."

Pam Driscoll F
Teacher

A Valuable Document Signer for Small Businesses.

"I love that DocHub is incredibly affordable and customizable. It truly does everything I need it to do, without a large price tag like some of its more well known competitors. I am able to send secure documents directly to me clients emails and via in real time when they are viewing and making alterations to a document."

Jiovany A
Small-Business

I can create refillable copies for the templates that I select and then I can publish those.

"I like to work and organize my work in the appropriate way to meet and even exceed the demands that are made daily in the office, so I enjoy working with PDF files, I think they are more professional and versatile, they allow..."

Victoria G
Small-Business

be ready to get more

Edit and sign PDF for free