Make PDF secure on Mobile
01. Upload a document from your computer or cloud storage.
02. Add text, images, drawings, shapes, and more.
03. Sign your document online in a few clicks.
04. Send, export, fax, download, or print out your document.
Discover how to easily make PDF secure on mobile and make the most of your documents
Create secure and intuitive eSignature workflows on any device, track the status of documents right in your account, build online fillable forms – all within a single solution.

How to make PDF secure on Mobile
Are you feeling hard-pressed to find a reliable solution for all your document editing and signing needs, including the option to make PDF secure on Mobile? airSlate SignNow is created to make your file editing and approval process as easy as possible, regardless of the difficulty. Our solution offers a versatile selection of business-ready document editing, signing and collaboration and organization tools you’ll find intuitive enough to accommodate beginners and professional users.
- Go to the airSlate SignNow homepage.
- Create or sign in to your existing account.
- Choose one of the options to add your file.
- Open your document in the editor.
- Explore the left and top toolbar and locate the option to make PDF secure on Mobile.
- Apply other features to improve or arrange your document.
- Save the modifications and download the document.
No matter what feature you apply or the activity you perform, airSlate SignNow always makes certain that your work is safeguarded and breezy. Register for airSlate SignNow today and get a holistic solution that is suitable for any workflow!
How it works
Open your document in our editor.
Edit, modify, sign, and send your document out for completion.
Save and store your file securely.
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FAQs
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How can I edit a protected PDF on my phone?
If you're using Acrobat Reader, you can follow these steps to open your password-protected PDF files: Open the Adobe Acrobat Reader app. Navigate to the location of the PDF file on your Android device. Tap the PDF file. You will be prompted to enter the password. ... If the password is correct, the PDF file will open. -
How do I change a protected PDF to unprotected on my phone?
How to remove password from PDF files on Android, iPhone, Mac and PC: A step-by-step guide Open the PDF file using the Chrome browser. Enter the password to unlock the document. Tap the three dots in the top-right corner. Select "Share," then choose "Print" and set the destination to "Save as PDF." -
Can I password protect a PDF on my iPhone?
You don't need any special apps or software to encrypt a PDF — you just need to add password protection, and you can do it quickly using an iPhone. Acrobat online makes it easy to password protect any PDF, creating a secure, encrypted file. -
How do I protect a PDF on my phone?
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. -
Can you save a protected PDF as unprotected?
- Open the PDF file in your Google Chrome. - Next enter the PDF password to open the file. - Now Press Ctrl + P or go to file > Print > Save as PDF. - Save the PDF file in the desired location and the new file will not have any password.
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How to unprotect a PDF file in mobile?
Removing PDF passwords on an Android phone Use the PDF viewer you have on your phone to open your PDF. To access the file, enter the password. Tap the Menu icon in the viewer. Then, tap on 'Share' and locate the Share icon and choose 'Print to PDF' to save the file in that location without a password. -
How do I make a PDF file secure?
How to secure a PDF file using Word. Open the document you would like to password-protect. Click File. Select Info. Select Protect Document. From the dropdown menu, choose Encrypt with Password. Type a password, then click OK. Type the password again to confirm it, then click OK. -
How do you secure a PDF on iPhone?
Use these steps to password protect a PDF on an iPhone. Click the blue “Select a file” button to navigate to the file and upload it. A screen will appear displaying your file and a field for you to type a password. Create a strong and unique password, and then retype it in the second box to confirm. -
How do I password protect a file on my iPhone?
Require a password to open a document , tap Document Options, then tap Set Password. Enter the requested information, then tap Done. -
How do I change a protected PDF to unprotected?
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 do I make my PDF mobile friendly?
#1 Optimize Your PDF for Mobile Viewing Open your document in Adobe Acrobat. Go to File > Save as Other > Optimized PDF. It will open the PDF Optimizer dialog box. In the Settings dropdown menu, choose Mobile. It already contains settings that are optimized for displaying PDFs on mobile devices. Click OK.
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