Secure PDF File and Password Protect PDF for Microsoft For Free

Drop document here to upload
Select from device
Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
Note: Integration described on this webpage may temporarily not be available.
0
Forms filled
0
Forms signed
0
Forms sent
Last updated on Dec 12, 2023

Discover the simplicity of processing PDFs online

Card illustration
Upload your document in seconds
Card illustration
Fill out, edit, or eSign your PDF hassle-free
Card illustration
Download, export, or share your edited file instantly
Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025

Every PDF tool you need to get documents
done paper-free

Card illustration

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.
Card illustration

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.
Card illustration

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.
Card illustration

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.
Card illustration

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.
Card illustration

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

64M+
users worldwide
4.6/5
average user rating
4M
PDFs edited per month
9 min
average to create and edit a PDF
Join 64+ million people using paperless workflows to drive productivity and cut costs

Why choose our PDF solution?

Cloud-native PDF editor

Access powerful PDF tools, as well as your documents and templates, from anywhere. No installation needed.

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:
Its great, it is exact what I was looking for. I've spent a lot of time and effort with other product/services that say they will deliver but fall short/fail actually at doing so. PDFFiller is impressive and has maintained its promised promises of delivery.
Toby L
2017-09-28
Poor internet connection affects how… Poor internet connection affects how fast one can work. I commend the fact that the program saves all changes in a timely fashion.
r akamanya
2020-03-25
I tried pdffiller and was very… I tried pdffiller and was very impressed with the platform. It was relatively simple to operate. I would recommend this site.
Tyron Mcfarlan
2020-03-24
It helped me out a ton with a file i… It helped me out a ton with a file i needed, then after we were charged the yearly membership, which we couldn't afford, Sam a kind chat customer service rep helped me cancel the transaction quick and easy. Great service.
Nate
2019-06-18
I had a great assist in getting my book in tiptop shape from **** and from ****. Very patient, knowledgeable, and customer oriented. Thanks, guys! ************
Mark A
2023-08-07
Easy & simple to use! Perfect for e-signing docs. Navigating the documents is easy & doesn't take you into weird places of the doc that don't need attention. I don't see any improvements that need to be made, I really like this product.
Sarah R.
2023-01-13
What do you like best? GREAT to use, has lots of options and you can upload almost anything! What do you dislike? I wish that there were more options, like adding icons, or company stamps. I also have found sometimes when I download it there are lines that run through it, very frustrating when it took like an hour to manipulate a document, and it won't upload without random lines. What problems is the product solving and how is that benefiting you? Specifically AIA forms for commercial contracting, such a great tool!
Stephanie Atwood
2022-11-03
What do you like best? I am able to send documents out for a signature and receive them back signed during a Zoom Video Conference. What do you dislike? I wish it was compatible with our personal case management software program. What problems are you solving with the product? What benefits have you realized? I have E-signatures on the original documents and not having to use multiple copies.
Administrator in Judiciary
2021-07-28
I love not having to print forms, then fill them out and scan them. So much time, ink and paper wasted. Using PdfFiller I just upload the document, fill it out and send. Super easy.
Sherry S
2021-01-28

Secure PDF File and Password Protect PDF for Microsoft

Protect your important documents with Secure PDF File and Password Protect PDF for Microsoft. This feature allows you to ensure that your PDF files remain confidential and accessible only to authorized users. With easy-to-use functionality, you can safeguard your information and maintain control over who sees it.

Key Features

Password protect your PDF files with customizable security settings
Easily apply encryption to enhance document security
User-friendly interface for quick password application
Support for various file types for versatile use
Option to remove sensitive content before sharing

Use Cases and Benefits

Secure sensitive business documents from unauthorized access
Protect legal files to maintain confidentiality
Safeguard financial reports and data from prying eyes
Share documents safely with clients and partners
Keep personal information safe in PDF format

By employing Secure PDF File and Password Protect PDF for Microsoft, you solve the problem of document security. You gain peace of mind knowing that your files are encrypted. With password protection, you can confidently share your documents, knowing only the right people can view them. Make your PDF management simple and secure.

Get documents done
from anywhere

Create, edit, and share PDFs even on the go. The pdfFiller app equips you with every tool you need to manage documents on your mobile device. Try it now on iOS or Android!

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
Open the PDF and choose Tools > Protection > Encrypt > Encrypt with Password 6. If you receive a prompt, click Yes to change the security. Select Require A Password To Open The Document, then type the password in the corresponding field.
Choose Tools > Protect > Encrypt > Remove Security. Remove Security: The options vary depending on the type of password security attached to the document. If the document has a Document Open password, click OK to remove it from the document.

How to Secure PDF File and Password Protect PDF for Microsoft - video instructions

#1 usability according to G2

Try the PDF solution that respects your time.
Users Most Likely To Recommend - Summer 2025
Grid Leader in Small-Business - Summer 2025
High Performer - Summer 2025
Regional Leader - Summer 2025
Easiest To Do Business With - Summer 2025
Best Meets Requirements- Summer 2025