Lock PDF on Mac with a desktop application

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What you get with pdfFiller for Mac

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Change text, highlight or blackout content, add signatures, convert documents into templates, and more. screen
Make a document fillable by adding fillable fields. Send it to your customers or colleagues and receive filled out copies right in your account. screen
Every change you make in a document is saved in the cloud, not on your computer. Storage limits? They don't exist. screen
Quickly add a ready-to-fill document from the built-in library instead of creating it from scratch. Contracts, agreement, tax forms - get the form you need in seconds. screen

Lock PDF on your Mac like a pro with a desktop app

Preparing professional and precise documents with pdfFiller for Mac is the right solution due to its feature set and capabilities. Eliminate manual document filling, no more errors.

Get started and Lock PDF with pdfFiller for Mac with the app

1
Install the desktop app
Download and install the version that suits your PC.
2
Log in
Enter your account credentials or create a new one.
3
Start editing
Create or upload a document and start editing in seconds.
Coming soon to pdfFiller for macOS
We’re currently focused on adding these features as soon as possible to the desktop app.
Collaboration tools
Sharing tools
E-signature automation
Have a question or want to suggest a feature?
Contact our Support, we’ll be happy to help.

Video Review on How to Lock PDF with a desktop app for a Mac

What pdfFiller customers are saying about the desktop PDF editor app for Mac

See for yourself by reading reviews on the most popular resources:
Cher
2018-01-29
I enjoy the forms you can search and fill out and all of options you have to mail out the forms. The site just needs to be a little bit more easy and user friendly in regards to filling out forms and form searches
4
Mizmadnez
2018-05-20
its been really difficult for me to use this progrsm but it does work once i get the hang of it. i think it needs to have a few more features that it might actually have i just cant find how to do it
5

How to Lock PDF on a Mac with the pdfFiller desktop application

macOS is part of the Macintosh operating systems developed by Apple for desktops. It’s one of the most popular operating systems in the world. What elevates it is its simplicity of use, stability, and high level of safety. A number of programs are preinstalled, yet you still ought to download additional software to work with documents, especially when they’re in PDF format. Here you will find step-by-step instructions on how to efficiently install the desktop application on device and use its features.
01
Open your browser and launch pdffiller.com
02
Select and download the app for macOS
03
Go to Finder -> Applications -> pdfFiller
04
Install the app and launch it
05
Enter your account credentials or create a new one
06
Upload a form and start editing it
You will obtain a ready-to-use document template in just a few clicks, and get the extra tools you need to further modify it, share it, and store it securely.
Mac devices have a default program for working with documents called Preview, but it’s limited to viewing them and performing dead-simple changes. It can meet your requirements, but whenever you have more advanced tasks, such as making difficult legal contracts or interactive surveys, Preview is not the answer. This is where most turn towards pdfFiller.
pdfFiller is a great option for macOS users to create, change, and store professional document templates. It has advantages that captivate, including integrations with cloud services, a user-friendly interface, and an expansive library of fillable forms. For example, you can add a document from your Google Drive or select one of the 25 million forms in the pdfFiller Library, then quickly Lock PDF and save it to your account. Even more, you can also install the pdfFiller iOS mobile app for immediate access to your account and documents even when away from your desk. Install the app now, sync on all your devices, and use it anywhere, anytime!
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Questions & Answers

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.
How Can I Make a PDF Not Allow Editing?Open the document in Power PDF.Navigate to the Security tab and click Manage Security.Check the box that says, Set a password to restrict editing of security settings. Enter a password.Set restrictions, including whether to allow printing and which changes you wish to allow.More items
How to remove password from PDF on MacDownload the PDF file on your Mac.Go to Finder > locate your file and double-click it to open it in Preview.Enter the password to unlock the PDF document.Once your PDF file is unlocked, click on File > Export as PDF > enter the file name and set its destination > hit Save.More items•Apr 29, 2020
Lock PDFs and images in Preview on MacIn the Preview app on your Mac, open a PDF or image that you want to lock.Move the pointer next to the document's name in the title bar, click the arrow that appears, then select or unselect the Locked tick box.
To do this, simply press Command-P or choose the print option from the File menu. Then select "Save as PDF" from the PDF menu at the bottom-left of the print dialog box. When finished, the resulting document will no longer be editable.
Open the Protection panel. 2. Click Encrypt, and select Encrypt With Password. Confirm that you want to change the security of the document.