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How to Lock PDF and Compress PDF on PC with DocHub

DocHub is an innovative platform that simplifies document management by allowing users to edit, sign, and distribute documents seamlessly. With its deep integration with Google Workspace, our editor streamlines workflows by enabling users to import, modify, and manage PDF files directly from Google apps. Whether you are looking to secure your documents or reduce file sizes, you can confidently accomplish these tasks for free using our user-friendly interface.

Follow the steps to Lock PDF and Compress PDF on PC

Open the DocHub website and log in to your account.
Upload the PDF document you wish to lock or compress using the upload option.
To lock your PDF, navigate to the security settings where you can set a password to restrict editing and printing.
For compressing your PDF, look for the file optimization tools available in the editor, which allows you to reduce the file size without losing quality.
Once you have locked and compressed your document, you can proceed to download, print, or share it directly from the platform.

Start using DocHub today to enhance your document management experience 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.

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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.

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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 compress a locked PDF?

Open a PDF in Acrobat. Open the Optimize PDF tool from the pane on the right. Click Advanced Optimization in the toolbar at the top and specify your compression needs, then click OK. Select a location to save your file and click Save.

How do you compress a PDF on a PC?

Just follow these steps: Launch Acrobat Pro and open the Optimize PDF tool. Locate your PDF and click Open. Click the Reduce File Size button on the top menu. Select the compatibility option you want and click OK. Rename your file (if necessary) and click Save.

How do I lock and flatten a PDF?

With Acrobat Pro, follow the steps below to flatten your PDF: Make a copy of your PDF. Choose Advanced Print Production Flattener Preview. Adjust the Raster/Vector balance. Select Convert All Text To Outlines. Deselect Clip Complex Regions. Click Apply to flatten the PDF. Close the Flattener Preview dialog box.

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 password protect a PDF in Windows 10 for free?

You can password protect a PDF for free if you have access to Microsoft Word. To do so: open the PDF in Microsoft Word Export or Save As PDF Options (in the Save As dialog box) Encrypt the document with a password.

How do I put a password on a PDF?

Add a password to a PDF 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 to lock a PDF on a PC?

How to password protect a PDF on 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.

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.

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Lock PDF and Compress PDF on PC quickly

How to Lock PDF and Compress PDF on PC with DocHub

Follow the steps to Lock PDF and Compress PDF on PC

PDF editing simplified with DocHub

Drive efficiency with the DocHub add-on for Google Workspace

Got questions?