- 1 PDF Editor
- 2 Edit PDF on Mac/Win
- 3 Add X to PDF
- 4 Edit PDF Form
By default, PDF documents cannot be edited and can only be viewed through a PDF viewer. Many business PDF documents are password-protected to keep from opening, editing and copying. If you want to unlock PDF files but do not have access from the creator or owner, go on to read on how to unlock a PDF file and edit secured PDF. And learn the truth about secured PDF and how to protect your own PDF.
Part 1. How to Unlock and Edit Secured PDF on Mac (El Capitan Included)
There are a lot of PDF editors in the market that unlock password protected PDF files, but some will only work a kind of protection. Here you will be introduced to a tool that can allow you to unlock secured PDF on Mac. Rather than spending a lot of them searching for a good tool, you should try iSkysoft PDF Editor Pro for Mac. It unlocks encrypted PDF documents and enables users to edit/convert even the encrypted PDF documents. In any case, this PDF unlocker program is capable of "unlocking" the read-only nature of your typical PDF file, such that you can now edit it as on a word processor document.
Below is the step-by-step guide for PDF unlock on Mac. Download and install iSkysoft PDF Editor Pro on your Mac and then follow the guide below.
What You Will Need:
iSkysoft PDF Editor Pro for Mac
Around 1 min
Step 1. Import Your PDF
Run the PDF unlocking program and click "Open File" to import the encrypted PDF document. Simply click the "Convert" button on the upper toolbar to open the conversion window.
Step 2. Unlock PDF from Editing and Printing Password
iSkysoft PDF Editor Pro for Mac allows you to convert secured PDF to regular formats like Word, Excel, PowerPoint, and among many. To do so, you can make settings before unlock PDF and convert to your selected format. After it's done, click "Convert" to activate the conversion process, which will automatically remove the editing and printing password for your PDF.
Tips: How to Edit Secured PDF Text
Edit Texts: Choose the "Edit" option in the toolbar, and double click any text in the PDF file to modify it within an editable text block.
Add Texts : Click "Edit > Add Text" in the toolbar and click on any area on the page you desired to add, modify, or delete text to enter text, correct the error, or click the "Backspace" to delete text.
Add Annotation : Click the Markup button and then choose an annotation tool to highlight, underline and strikethrough PDF texts, or add sticky note and drawings.
Part 2. How to Unlock a Secured PDF on Windows
Some Secured PDF files you can view but you cannot edit, print or copying the content from the PDF files. Nonetheless you can still unlock the PDF files using the exclusive iSkysoft PDF Editor for Windows .
Convert secured PDF to Word, Excel, PPT, Image, etc. Edit, delete, or add texts, images, and more in PDF. Create PDF from PDF, Webpages, images, text files, etc. Add password, watermark, signature and stamps to PDF. Edit and convert scanned PDF with built-in OCR plugin. Combine multiple PDFs, split PDF or compress PDF size.
Do you know how to unlock PDF for editing on Windows using iSkysoft PDF Editor? Well without any further ado let us start right away with the first step.
What You Will Need:
iSkysoft PDF Editor for Windows
Around 1 min
Step 1. Add Secured PDF to the Program
To begin with download the iSkysoft PDF Editor for Windows and install it on your computer. After doing so ensure that you open the downloaded program on your computer. Now, you need to open the PDF file that needs to be unlocked by clicking the "Open" button. Then navigate to the Home tab and click the Convert button.
Step 2. Unlock Protected PDF file
In the conversion window, choose any formats from word, plain text, PowerPoint or Excel just to name a few. Thereafter, choose the destination of your new file and start conversion by clicking Convert. By the end of this process the PDF password will be automatically unlocked thus letting get permissions such as editing, copying, printing and viewing.
Part 3. How to Find What Is Restricted on a PDF File
Normally, the PDF owner will protect the PDF from opening. That means you even cannot open and view the file without the password. In this case, you can only get help from the encryption-breaking software. This would take you days to crack the lucked PDF file and can only crack the simplest password.
If you get a PDF with permissions restriction, it means the secured PDF has been protected from printing, copying contents, editing, signing, and filling form fields and others. So even you can open and view such PDF, you can do nothing on it.
Find What Is Restricted on a PDF
When you receive a PDF file, how can you find out what is restricted on the file? You can use the below methods to find the restriction.
Open the PDF file with Adobe Acrobat. If the PDF has been locked with open password, you will get a pop-up window asking you to enter password. Now you only can get the password from the owner or use the encryption-breaking software.
If you do not need a password to open the PDF file, the file will be opened directly. Then you can view a Lock icon on the left pane. Click the icon and you will get a pop-up window showing the restriction details. Or you can click the Edit button to show the drop-down menu. The permissions restriction will be shown in grey and cannot click.