
Guide on How to Copy Text from PDF That Cannot be Copied
It is a frustrating thing to encounter a PDF file that cannot be copied. If you’re struggling with this problem, you’re not alone. Many people face this issue when working with research papers, contracts, ebooks, or scanned documents. How to copy text from PDF that cannot be copied? In this JOPDF guide, let’s explore why some PDFs don’t allow text copying and walk through practical solutions.
Oct 30,2025 by Olivia

Pro Guide on How to Edit a Locked PDF in 4 Proven Ways
PDF files are commonly used because they are secure, professional, and can keep formatting intact no matter what device or operating system you’re using. Locked PDFs are protected by passwords from making changes. How can you edit a secured PDF document if you need to make legitimate changes? Is it possible to edit locked PDFs? In this JOPDF post, let’s explore how to edit a locked PDF document with ease.
Oct 30,2025 by Olivia

How to Add Image to PDF for Free | 5 Ways
Want to add image to PDF but don't know how? Then don't miss this article! You'll learn how to use free PDF editing tools and online tools to insert images into PDFs. Whether you're using a Windows or a Mac computer, you'll find step-by-step guides here.
Oct 30,2025 by Queena
![Guide on How to Print a Secured PDF [Windows/Mac/Online]](https://b.jopdf.com/wp-content/uploads/2025/10/how-to-print-a-secured-pdf.png)
Guide on How to Print a Secured PDF [Windows/Mac/Online]
Nowadays, PDF files are commonly used in our daily work and study life. For contracts, official documents, or other files containing sensitive content, it is recommended to save these files as PDFs. That’s because PDF has the ability to protect sensitive content through passwords or restrictions from viewing, editing, copying, or printing. What can you do if you really need to print protected PDFs for personal or professional use? Here’s a comprehensive guide on how to print a secured PDF on different OS.
Oct 30,2025 by Olivia

Pro Guide on How to Add Bookmarks to PDF in 4 Easy Ways
Are you frustrated by the lengthy PDF file with numerous chapters? How can you quickly locate a specific word, sentence, paragraph, or page in PDFs? Scrolling through pages to find it is time-consuming and tedious. The best approach is to add bookmarks to the specific text or page. How to add bookmarks to PDF files with ease? This comprehensive post from JOPDF will introduce you to 4 excellent PDF editors and walk you through how to use them to add bookmarks.
Oct 30,2025 by Olivia