Lock PDF and Merge PDF in macOS easily

How to Lock PDF and Merge PDF in MacOS with DocHub

DocHub is an innovative online document management platform that simplifies the process of editing, signing, and distributing documents. With its deep integration with Google Workspace, users can easily import, export, and modify their PDFs directly from Google apps, making it a powerful tool for anyone looking to streamline their workflows. Whether you're using iOS 17, iOS 18, or iOS 19, the convenience of our platform ensures that managing your documents is both efficient and user-friendly.

Follow the steps to Lock PDF and Merge PDF in MacOS

Open the DocHub website and log in to your account.
Upload the PDF document that you want to lock by selecting the appropriate upload option.
Once the document is open, navigate to the settings where you can apply security features. Lock the PDF by enabling the appropriate options to restrict editing and printing.
To merge another PDF, upload the second document you wish to combine with the locked PDF. Use the merge option to combine both documents into a single file.
After merging, review the combined document for any necessary adjustments and ensure all features are locked as per your requirements.
Finally, download the newly merged and locked PDF to your device, or share it directly via email or other platforms.

Start using DocHub today to take control of your document management effortlessly!

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

Got questions?

Here 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

Can you lock a PDF on Mac?

In the Preview app on your Mac, open a PDF. Choose File Edit Permissions, then do any of the following: Set a password for opening the PDF: Select Require Password To Open Document. Enter a password, then retype it to verify.

How do I combine PDF files without docHub?

Go to docHubs PDF Combiner in a web browser. If youd rather not use docHubs official PDF Combiner, there are lots of third-party online tools you can use. Some popular options include: I Love PDF: . Smallpdf: .

How to make a PDF uneditable on Mac?

How to convert a PDF to read-only on Mac and Windows. Right-click your PDF. Select Properties. Choose Read-only. Click OK.

How do I combine locked PDF files?

Use docHub to Merge Protected Files (password for files required) File - Create for creating a new PDF file. Choose Combine Files Into a Single PDF option. Select Add File, add all the PDF files you want to merge. Add password of the locked PDF files. Select Combine. File - Save As to save the PDF file.

Does Mac have a built in PDF editor?

Does Mac come with a native PDF editor? Yes. Every macOS has a built-in tool for filling and signing PDFs.

How do I merge two PDF files into one?

How to combine and merge your files into one PDF: Open Acrobat to combine files: Open the Tools tab and select Combine files. Add files: Click Add Files and select the files you want to include in your PDF. You can merge PDFs or a mix of PDF documents and other files.

Does Mac have a PDF combiner?

You can quickly combine multiple files into a PDF right from your desktop or a Finder window. On your Mac, click the Finder icon in the Dock to open a Finder window. Select the files you want to combine into a PDF.

Is there a way to combine PDFs on a Mac?

In the Preview app on your Mac, open the PDFs you want to combine. In each open PDF, choose View Thumbnails to display the page thumbnails in the sidebar. Drag the thumbnails you want to add to the thumbnail sidebar in the other PDF.

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

Security and compliance

At DocHub, your data security is our priority. We follow HIPAA, SOC2, GDPR, and other standards, so you can work on your documents with confidence.

Learn more

be ready to get more

Edit and sign PDFfor free

Get started now

Lock PDF and Merge PDF in macOS in no time

How to Lock PDF and Merge PDF in MacOS with DocHub

Follow the steps to Lock PDF and Merge PDF in MacOS

PDF editing simplified with DocHub

Drive efficiency with the DocHub add-on for Google Workspace