JOPDF Frequently Asked Questions

Find answers to quickly resolve the most common issues about using JOPDF.

Try It Free

JOPDF is a completely free, all-in-one PDF editor and converter designed to help you work with PDF files quickly and easily. You can edit, annotate, convert, compress, merge, split, protect, and manage PDFs, all directly on your device. JOPDF provides a fast, clean, and secure PDF tool for both personal and professional tasks, with no watermarks, hidden fees, or forced updates.

Absolutely! JOPDF is completely free, with no hidden costs, trials, or subscriptions.

Here are the download links for JOPDF:

JOPDF for Windows：Download Link

JOPDF for Mac：

· Main version (supports Apple Silicon, recommended)：Download Link

· For macOS 11 or earlier：Download Link

Note: You can also visit the JOPDF Download Center to get the latest version.

To install JOPDF, you can follow our installation tutorial.

JOPDF is currently available for Windows and macOS. For more details about supported operating systems, please check the JOPDF Technical Specifications.

Right-click a PDF document and select “Properties”. In the popup window, locate the “Open With” section and click “Change”. Select JOPDF from the list, click OK, and you’re done.

JOPDF supports 12 languages, including English, German, French, Japanese, Korean, Spanish, Portuguese, Polish, Italian, Traditional Chinese, Simplified Chinese, and Russian.

No. JOPDF works offline for editing, annotating, organizing, protecting PDFs, and even converting files. However, some internet-dependent features, such as live updates, won’t work offline.

Note: The converter needs an internet connection the first time to download and install the converter plugin. Once the plugin is installed, JOPDF can work offline properly.

Definitely yes! JOPDF is safe to use. It runs entirely on your device, so your files stay local and are never uploaded to any server without your permission. You can confidently use JOPDF for all your PDF tasks.

No. JOPDF does not add any watermarks to your PDFs, whether you’re editing, converting, merging, or compressing files. All features are fully available without hidden marks or branding, so your PDFs remain clean and professional.

On Linux, please manually uninstall the old version first, then download and install the latest version from JOPDF Download Center.

The uninstall commands for different Linux distributions are as follows:

  • Debian/Ubuntu: sudo apt remove jopdf
  • CentOS 8/Fedora: sudo dnf remove jopdf
  • CentOS 7: sudo yum remove jopdf

You can install JOPDF for Linux using the following command:

  • sudo dpkg -i jopdf-linux-amd64_setup.deb

This command works on Ubuntu, Debian, and Linux Mint.

Yes. You can open multiple PDF files in JOPDF. The intuitive tab design allows you to switch between different files quickly and effortlessly.

Open the PDF document you want to edit, then go to “Edit” to entering the editing mode, select the paragraph you want to modify and start editing.

Yes. JOPDF offers powerful image editing features, including copy, crop, flip (horizontal and vertical), replace, resize, and more.

Open the file in JOPDF, go to the “Page” tab in the top menu, and then drag and drop pages to any position you like.

JOPDF provides a wide range of annotation tools, such as highlight, strikethrough, underline, squiggly line, typewriter, sticky notes, drawing tools, stamps, and more, making it easy to markup your documents.

Yes, absolutely. JOPDF is a free PDF editor and converter that helps you convert JPG, JPEG, PNG, BMP, TIFF, HEIC, and many other formats to PDF. Totally free, no extra fees.

Yes. JOPDF's Merge PDF feature allows you to add multiple PDF documents by simply dragging and dropping them, and then combine them all into a single PDF, saving you time and effort.

Yes, JOPDF supports batch conversion. You can start multiple conversion tasks at the same time, allowing you to convert many files individually to PDF simultaneously.

The download may fail due to network issues, insufficient disk space, or firewall blocking. Try the following solutions:

  1. Check your network connection.
  2. Ensure you have at least 200 MB of free space on your C drive.
  3. Temporarily disable your firewall.

If the above methods still don’t work, please contact our support team at [email protected].

Get Support >Can't Find Your Solution?

Feel free to contact the JOPDF support team directly for assistance.

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