Unlock PDF and Merge PDF in Ubuntu easily

Unlock PDF and Merge PDF in Ubuntu using DocHub

DocHub is an exceptional online platform that simplifies document management, editing, signing, and distribution. With its seamless integration with Google Workspace, users can easily handle PDF files and other documents directly from their favorite apps. Whether you need to unlock a secured PDF or merge multiple files into one, our editor provides an efficient and user-friendly experience. Additionally, with the latest updates in mobile operating systems such as iOS 17, iOS 18, and iOS 19, accessing your documents on various devices has never been easier.

Follow the steps to unlock and merge PDFs in Ubuntu

Open the platform's website in your web browser and sign in to your account.
Upload the PDF file you wish to unlock by dragging it into the designated area or using the upload option.
Once the file is uploaded, locate the option to unlock the PDF. Follow the prompts to remove any restrictions on the document.
After unlocking, return to the main interface and upload any additional PDFs you want to merge.
Select the files you wish to combine and arrange them in the desired order.
Initiate the merging process and wait for the platform to complete the task.
Once merged, you can download the new PDF, print it, or share it directly through email or other platforms.

Experience the convenience of online document management today—start using DocHub for free!

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.

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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 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.

How do I bypass permissions on a PDF file?

The docHub Method In the Remove Security drop-down menu, select No Security, and then click OK. This will remove the PDF permissions password and allow you to access the document.

How to combine PDF files on Ubuntu?

Combine two PDFs in Linux online with docHub. Click the Select Files button to choose the files you want to merge. Upload or drag and drop your files into the file field. Reorder, rearrange, and remove pages of your documents as needed. Merge your files by clicking Merge Files.

How do I open a PDF in Linux command line?

When we provide a file name as the argument, xdg-open opens the file with the default PDF document viewer. On the other hand, if we provide a file URL as the argument, the PDF file from that URL is opened using our default web browser. If we prefer to open the file with a specific browser, we can also do that instead.

How do I unlock a locked PDF file?

How to unlock a PDF to remove password security: Open the PDF in Acrobat. Use the Unlock tool: Choose Tools Protect Encrypt Remove Security. Remove Security: The options vary depending on the type of password security attached to the document.

How to unencrypt PDF in Ubuntu?

1. Unlocking PDFs on Ubuntu: A Quick Guide First, download and the qpdf package on your Ubuntu system. Then, open the terminal and enter the command sudo apt-get qpdf and hit enter. Once qpdf is installed, enter the command qpdf password= decrypt [input-file] [output-file].

How to unlock a PDF file in Linux?

CLI Method: Remove password from PDF file using qpdf command You can use the qpdf utility in the terminal to remove the password from the PDF file (if you know it). You may have to it first.

How to unlock PDF using Linux?

You can use the qpdf utility in the terminal to remove the password from the PDF file (if you know it). You may have to it first.

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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Unlock PDF and Merge PDF in Ubuntu in no time

Unlock PDF and Merge PDF in Ubuntu using DocHub

Follow the steps to unlock and merge PDFs in Ubuntu

PDF editing simplified with DocHub

Drive efficiency with the DocHub add-on for Google Workspace