Lock PDF and Merge PDF on Tablet online

How to Lock PDF and Merge PDF on Tablet with DocHub

DocHub is a powerful online tool designed to streamline document editing, signing, distribution, and forms completion. With its deep integration with Google Workspace, users can effortlessly import, export, modify, and sign documents right from their Google apps, ensuring a seamless workflow. This guide will empower you to lock and merge PDFs on your tablet with ease, utilizing our platform’s robust features for free.

Follow the steps to Lock PDF and Merge PDF on Tablet

Open your web browser and navigate to the DocHub website. Log in to your account to access the editor.
Once logged in, import the PDF file you wish to lock and merge from your device or Google Drive.
To lock the PDF, locate the option to secure your document. This will prevent unauthorized editing or signing.
Now, to merge another PDF, repeat the import process for the second document you want to combine.
Arrange the documents in the desired order within the editor, ensuring everything is in place before finalizing.
Once satisfied, initiate the merge process to create a single PDF file that incorporates both documents.
Finally, download the merged PDF to your tablet, or you can choose to print or share it directly from the editor.

Start using DocHub today to simplify your document management tasks and experience the convenience of locking and merging PDFs seamlessly!

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 and Merge PDF on Tablet

5 out of 5

34 votes

In this tutorial, Ken from Northern Viking demonstrates how to merge PDFs for free on an Android phone using the app called I love PDF. He guides viewers through the process of downloading and opening the app, navigating through the tabs, and ultimately merging PDF files. This straightforward tutorial provides step-by-step instructions for merging PDFs on an Android device using the I love PDF app.

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 password protect a file on Android?

Protect your files with Safe folder On your Android device, open the Files by Google app . Scroll to Collections. Tap Safe folder. Tap either PIN or Pattern. If PIN is selected: Enter your PIN. Tap Next. In the Confirm PIN screen, re-enter your PIN. Tap Next. In the Remember your PIN screen, tap Got it.

How do you password protect a PDF file?

Open the PDF document you would like to password protect, select the Tools tab, scroll down to find the Protect Standardize section, select Protect. 2. The Protect tool bar will appear, select the Encrypt button drop menu. Here you can either Encrypt with a Certificate or Encrypt with a 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 permanently lock a PDF?

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 you prevent a PDF from being edited?

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 put a password to a PDF file?

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 a PDF on Android?

How to set a password to protect PDFs on Android. Navigate to the password protection page in your preferred browser using your Android device. Click the button labeled Select a file to choose and upload your PDF from your Android. Create and enter a strong password, then retype it to confirm.

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