Lock PDF and Merge PDF on Desktop online

How to Lock PDF and Merge PDF on Desktop with DocHub

DocHub is a powerful online platform that simplifies document management, allowing users to edit, sign, and distribute documents seamlessly. With its deep integration with Google Workspace, our editor facilitates the import, export, modification, and signing of documents directly from Google apps, ensuring efficient workflows and easy collaboration. Whether you’re looking to lock your PDFs for security or merge multiple documents into one, this guide will empower you to use these features effectively on your desktop.

Follow the steps to Lock and Merge your PDFs.

Open the DocHub website and log in to your account.
Upload the PDF document you wish to lock by selecting the appropriate option from your uploaded files.
Once your document is open, navigate to the settings or security options to apply a lock to your PDF.
To merge PDFs, return to your document dashboard and select the additional files you want to combine.
Initiate the merging process by following the prompts that allow you to select how you want to arrange the pages.
After merging, review the final document to ensure everything is in place.
Finally, export the locked and merged PDF to your device, or choose to print or share it directly.

Experience the convenience of DocHub today and streamline your document management process!

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

How do I lock a PDF preview?

With Preview, you can password protect your PDFs with these simple steps. In the Preview app, open a PDF. Choose File Export. Click the Permissions button, then select Require Password To Open Document.

How do I lock a PDF on my screen?

One-click option to protect a PDF with a password Open the PDF in Acrobat. Do any of the following: Go to All tools Protect a PDF Protect with password. In the Protect Using Password dialog box, select if you want to set the password for viewing or editing the PDF. Type and retype your password. Select Apply.

How do I lock my PDF?

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 combine locked PDF files?

Launch docHub, and from the menu, pick Combine Files. Click on Add Files to choose the files you want to combine. If password protected, docHub will ask you for the password. Hit the Combine button to generate the merged the PDF file.

How do I lock a PDF on my computer?

Follow these easy steps to password protect a PDF in Windows 10: Navigate to the Acrobat online password protection page from any browser. Click the Select a file button or drag and drop a PDF into the drop zone. Create and enter a password, then retype it to confirm the password. Click Set Password.

How do you lock a PDF so its not editable?

On Windows, just follow these steps: Right-click your PDF. Select Properties. Choose Read-only. Click OK.

How do I make a PDF lockable?

Method 1: Use docHub to Add Password Protection Open the PDF in docHub Reader. Click on File and select Protect Using Password. Choose whether you want to restrict editing and printing or just restrict opening the document. Enter a password, and confirm it. Save the document.

How do I combine PDF files on my desktop?

Merge PDF files on a PC offline. Open one of the PDFs you want to combine in the Acrobat program on your PC. In the Tools tab, select Combine Files Add Files. Choose the PDFs you want to merge. Arrange your files by moving them around with your mouse or deleting files. When youre finished, select Combine Files.

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 on Desktop quickly

How to Lock PDF and Merge PDF on Desktop with DocHub

Follow the steps to Lock and Merge your PDFs.

PDF editing simplified with DocHub

Drive efficiency with the DocHub add-on for Google Workspace