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Jan 16, 2026
Lock PDF and Add Page Numbers to PDF for Desktop Gratis
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Every PDF tool you need to get documents done paper-free
Create & edit PDFs
Generate new PDFs from scratch or transform existing documents into reusable templates. Type anywhere on a PDF, rewrite original PDF content, insert images or graphics, redact sensitive details, and highlight important information using an intuitive online editor.
Fill out & sign PDF forms
Say goodbye to error-prone manual hassles. Complete any PDF document electronically – even while on the go. Pre-fill multiple PDFs simultaneously or extract responses from completed forms with ease.
Organize & convert PDFs
Add, remove, or rearrange pages inside your PDFs in seconds. Create new documents by merging or splitting PDFs. Instantly convert edited files to various formats when you download or export them.
Collect data and approvals
Transform static documents into interactive fillable forms by dragging and dropping various types of fillable fields on your PDFs. Publish these forms on websites or share them via a direct link to capture data, collect signatures, and request payments.
Export documents with ease
Share, email, print, fax, or download edited documents in just a few clicks. Quickly export and import documents from popular cloud storage services like Google Drive, Box, and Dropbox.
Store documents safely
Store an unlimited number of documents and templates securely in the cloud and access them from any location or device. Add an extra level of protection to documents by locking them with a password, placing them in encrypted folders, or requesting user authentication.
Customer trust by the numbers
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average user rating
4M
PDFs edited per month
9 min
average to create and edit a PDF
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Top-rated for ease of use
Create, edit, and fill out PDF documents faster with an intuitive UI that only takes minutes to master.
Industry-leading customer service
Enjoy peace of mind with an award-winning customer support team always within reach.
What our customers say about pdfFiller
See for yourself by reading reviews on the most popular resources:
Easy to use with very good features of how text can be manipulated on form. I'm completely impressed of how great the resulted form looked. Glad I decided to become a member.
2014-05-28
This is a great program. It saves a lot of time and is easy to use. I would like to thank the developers for their time and effort in making such a useful product.
2015-10-04
It was a little slow at the beginning…
It was a little slow at the beginning until all information required was visible to agent - perhaps of the template for reply used. After that it was very quickly resolved. Thank you for todays agent.
2023-10-28
Making editing so easy and fuss free
Making editing so easy and fuss free! Hope that the membership could be more affordable or have a student price perhaps.
2021-12-24
What do you like best?
pdfFiller is so easy to use! I can upload my documents to sign, edit, add or delete information to them.
What do you dislike?
nothing! It has helped me tremendously in my business
What problems are you solving with the product? What benefits have you realized?
I can easily make edits to existing documents. I can add signatures to letters.
2021-02-12
My Title is Everywhere
My experience was whelming with care and opportunity to have Money Deposited with Pay Pal, Transfer Money with Xoom, and Withdraw Money with the Online Check Writer. I have verified Xoom and Pathward Bank N.A. Thank You to OCW and Verify Id at Documents @ Netspend .Com
2024-12-14
Lock PDF and Add Page Numbers to PDF for Desktop
Unlock the potential of your PDFs with our Lock PDF and Add Page Numbers feature designed for desktop users. You can secure your documents and enhance their structure easily, ensuring a professional touch.
Key Features
Secure your PDFs with password protection
Effortlessly add page numbers to any document
User-friendly interface for quick access
Batch process multiple PDFs at once
Maintain PDF quality and layout
Potential Use Cases and Benefits
Protect sensitive information in business documents
Organize reports and presentations with clear pagination
Share documents confidently with client protection measures
Improve workflow efficiency with bulk processing
This feature addresses common concerns about document security and organization. By locking your PDFs, you prevent unauthorized access, allowing you to share files without worry. Adding page numbers helps your readers navigate the document easily, making it more professional. Transform how you manage PDFs and create confident, secure, and well-structured documents.
For pdfFiller’s FAQs
Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
Contact Support
How do I add sequential numbers to a PDF?
Q: How do I add sequential numbers to a PDF? Step 1: Download and Run PDF Sequential Number Generator. Step 2: Click on Add File to insert PDFs for printing sequential numbers. Step 3: Enter the Sequential numbering format to print in the PDF.
Can I insert pages into a PDF document?
On the Page Layout tab, in the Pages group, click Insert. In the Open dialog, select the document to insert. Click Open. In the Insert Pages dialog, select from the available page range options, and specify where the pages should be placed within your file.
Can I insert page numbers into a PDF?
Insert Page Numbers in a PDF To do so, go to the “Tools” menu and click “Edit PDF” if editing is not enabled. Click the header or footer where you want the page numbers. Click where you want the page number, select the text font and size you want and click the “Insert Page Number” button.
How do I lock certain pages in a PDF?
You have to open a PDF document, select the pages that you want to hide and then click on the Lock button. A red padlock icon will be displayed in the page preview over the pages that are locked. You can then save the PDF file, and it will ask you for a password before saving the PDF document with locked pages.
How to Lock PDF and Add Page Numbers to PDF for Desktop - video instructions
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