Home
Functionality index

It only takes a few clicks to Protect PDF From Editing in Windows 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

Discover the simplicity of processing PDFs online

Upload your document in seconds

Fill out, edit, or eSign your PDF hassle-free

Download, export, or share your edited file instantly

Top-rated PDF software recognized for its ease of use, powerful features, and impeccable support

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

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

Start free trial

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:

Do business more effectively and Protect PDF From Editing in Windows

Different platforms have various capabilities with respect to dealing with PDF files. For example, Microsoft doesn’t have any built-in software for working with them. You can view them in a web browser yet can't make any changes. However, devices running macOS have the program Preview installed by default. It makes it simple to highlight text, insert text boxes and shapes, and even sign a document, but in any case, no matter what operating system you use, you still need a professional software to manage PDFs. If you want to Protect PDF From Editing in Windows and complete other document management tasks, pdfFiller is the option both individuals and businesses alike turn to. It's web-based, so you can access it from any browser. Free yourself from OS restrictions. Our solution works well on Microsoft, macOS, Linux, iOS, Android, and other popular operating systems.

Why should you choose to Protect PDF From Editing in Windows in a web browser:

01

A cloud-based solution. Access all needed records from any device you have at hand.

02

No particular software and hardware requirements needed. You don’t need the newest tools.

03

Secure storage. All your actions are encrypted according to the latest security standards.

04

An all-in-one service. Update content, manage pages, insert fillable fields, and convert files in one comprehensive editor.

05

Solve your problems faster. Open the website, create an account, and complete PDFs.

06

Advanced protection. Increase your security by moving documents to the Encrypted folder. Set a password for accessing material or request recipients to provide additional authentication using a photo or a social network profile.

With pdfFiller, you can easily enhance and boost your day-to-day tedious duties by getting the ability to fill, edit, and eSign documents from anywhere you are. Take advantage of our professional service and Protect PDF From Editing in Windows in clicks instead of switching among several tools and installing additional apps. Register now!

Protect PDF From Editing in Windows

Are you concerned about unauthorized changes to your important PDF documents? The Protect PDF From Editing feature in Windows allows you to secure your files effectively, ensuring your content remains intact. This feature gives you peace of mind, knowing your documents are protected from unwanted alterations.

Key Features

Prevent unauthorized editing of PDF documents

Set password protection for enhanced security

User-friendly interface for easy navigation

Compatible with multiple PDF viewers

Quickly lock and unlock PDF files as needed

Potential Use Cases and Benefits

Ideal for businesses that require secure contracts and agreements

Perfect for educators protecting lesson plans and materials

Useful for legal professionals safeguarding sensitive information

Supports writers maintaining their original documents and drafts

By using the Protect PDF From Editing feature, you can eliminate the risks associated with document manipulation. It ensures that your valuable information stays unchanged and in your control. Feel confident that your PDFs are safe, and focus on what truly matters—your work.

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

Can you restrict access to a PDF?

Note: You can set permissions to restrict others from printing the document, changing, editing or copying the document's content. Also, limit extracting pages, filling in form fields, or signing the document. Add a Manage Settings password to apply the security settings.

How do I lock a PDF from editing online?

Click the Select a file button above or drag and drop a PDF into the drop zone. Enter a password, then retype it to confirm the password. Click Set password. Download the password protected PDF document or sign in to share it.

How do I lock a PDF in Windows?

Open the PDF and choose Tools > Protect > Encrypt > Encrypt with Password. 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.

Video instructions on how to Protect PDF From Editing on Windows

Related features

List of extra features

#1 usability according to G2

Try the PDF solution that respects your time.

Start free trial Learn more on G2