PDF Guides
Practical, step-by-step walkthroughs for everyday PDF tasks. Each guide explains how to do the job in ModiPDF, what to watch out for, and how to check the result before you share it.
How to Merge PDF Files in Your Browser
Combine several PDFs into a single file, arrange the pages in the right order, and export one clean document without uploading anything.
Read the guideHow to Reorder, Delete and Rotate PDF Pages
Rearrange pages with drag and drop, delete or extract pages, and fix sideways or upside-down scans, all from the Pages panel.
Read the guideHow to Convert JPG and PNG Images to PDF
Turn photos, scanned pages and screenshots into a PDF, combine them with existing PDFs, and understand how page size and file size are decided.
Read the guideHow to Add Text, Images and a Signature to a PDF
Use the Text, Image, Shape and Sign tools to fill in details, place a logo, mark up pages and hand-draw a signature on a PDF.
Read the guideHow to Keep Sensitive Documents Private When Editing PDFs Online
What actually happens to your files in a browser-based editor, which habits protect sensitive documents, and the limits of visual edits.
Read the guideHow to Prepare a PDF for Printing or Sharing
A practical checklist for page order, orientation, file naming and final checks before you print a PDF or send it to someone.
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