How to use PDF Page Lock to lock PDF files

Some PDF editing software, or editing online PDF files, also feature PDF file security, to prevent others from editing the content.

PDF Page Lock is PDF document locking software, which users can choose to lock any page of their choice. When the locked PDF page does not display the content, it only displays the padlock icon only. So if you want to see the content, you need to unlock it. Users can still share PDFs, but will limit access to a few pages. The following article will show you how to use PDF Page Lock.

1. How to secure PDF files with 2 locked layers
2. How to set PDF file password using Adobe Acrobat
3. How to create a password, enhance the security of PDF files?

Guide to securing PDF files with PDF Page Lock

Step 1:

Click on the link below to download Page Lock PDF software to your computer. The homepage provides both the installation file and the portable version.

1. https://pdfpagelock.com/index.html

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Step 2:

Perform software installation as usual.

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Step 3:

In the software interface, click the Open icon to open the PDF file to lock the content.

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The software will display the total number of pages in the PDF file (Page Number) and the current status of each page (Status). If the Normal message is displayed, it means that the PDF pages are in normal view mode. The next interface will be the content for each PDF page.

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Step 4:

Select the content page you want to lock, click the page and click the Lock button under Operations below. To select multiple pages to lock at once, press the Shift key and left-click to select the page.

When the lock is successful, it will display Locked status in the Status section, along with the lock icon on those pages.

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Step 5:

Continue clicking the Save icon and then enter the password to protect the new PDF file. Click Next Save As to create a new PDF file from the original PDF file.

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Step 6:

The new file created by default will be the same as the original name but with the New word added at the end of the file name. Click the Save button to save.

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When you save successfully on the interface of the software, the file The file has been locked .

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At the same time the PDF file reader on the computer will open a new PDF file, with the padlock icon on the page where you have set the lock via password using PDF Page Lock software.

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Step 7:

To unlock locked PDF pages, click the Open button and then select the PDF file you want to unlock. The software will then ask the user to enter the established file security password .

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Step 8:

After entering the password, the PDF page will be displayed again with the locked pages. Users can press each locked page and press the Unlock button.

Or you can press Unlock All to unlock all pages, if you choose to lock multiple PDF pages before.

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Step 9:

In addition to the PDF page content lock feature, PDF Page Lock software also supports hiding PDF pages. Then the hidden PDF page will not show up in the file nor will it show the lock icon when others view the file.

Thus others will not know if the PDF page has been hidden.

We also select the page we want to hide and then press the Hide button below. The hidden pages will show a crossed-out eye icon. Note to readers , the free PDF Page Lock will only hide 1 PDF page.

Then, click Save, set the password to save the file as it was when PDF was locked. To re-hide the hidden content, click Unlock All.

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PDF Page Lock helps you protect PDF content by page, or lock all pages in the file. If you want to completely unlock locked PDF pages, you need to enter a secure password before proceeding to unlock on the software.

See more:

1. Simple way to convert PDF files to Word
2. How to stamp copyright PDF files
3. Remove PDF file password in 3 steps

I wish you all success!