Not sure which tutorial you need? Pick a task below and get the exact guide plus a free method to try first.
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Change wording, fix typos, or update names without breaking the layout.
💡 Free option: Windows: Microsoft Edge (add text only). macOS: Preview. For real edits, a desktop editor is required.
No budget for paid software? Start with tools already on your computer.
💡 Free option: Microsoft Edge, macOS Preview, and LibreOffice Draw are all free and offline.
Turn a PDF back into an editable .docx with formatting intact.
💡 Free option: Microsoft Word can open PDFs directly. Google Docs also converts, with some layout loss.
Extract tables from a PDF into a spreadsheet for analysis.
💡 Free option: Excel's built-in PDF import works for simple tables; complex layouts need a desktop editor.
Shrink file size for email or upload without ruining quality.
💡 Free option: macOS Preview can reduce size. Windows users may need a desktop editor for fine control.
Combine several PDF files into a single document.
💡 Free option: Print-to-PDF from any viewer can combine files, but desktop editors keep page order clean.
Add an electronic signature to a document without printing.
💡 Free option: macOS Preview has built-in signature tools. Windows users can draw a signature in a desktop editor.
Number pages in headers or footers across the whole document.
💡 Free option: Not available in built-in OS tools — a desktop editor is the reliable route.
Mark up a PDF with highlights, notes, and comments.
💡 Free option: Microsoft Edge and macOS Preview both support basic highlighting and notes.
Permanently remove names, numbers, or confidential info before sharing.
💡 Free option: Built-in tools only cover up text — true redaction needs a desktop editor.
Lock a PDF so only people with the password can open it.
💡 Free option: macOS Preview can set a password. Windows users can use a desktop editor.
Make scanned documents searchable and editable.
💡 Free option: Google Drive performs free OCR. Desktop editors give better accuracy on messy scans.
Fix typos or layout in a scan that has no text layer.
💡 Free option: Requires OCR first. Desktop editors bundle accurate local OCR.
Delete logos or text watermarks from a PDF.
💡 Free option: No reliable built-in option — desktop editors can strip watermarks cleanly.
Fill in, create, or modify interactive form fields.
💡 Free option: Adobe Acrobat Reader fills existing forms. Creating fields needs a desktop editor.
Fix a file that won't open or shows errors.
💡 Free option: Try re-downloading or opening in Edge/Chrome first. Desktop editors rebuild damaged files.
Swap, crop, or erase pictures embedded in a document.
💡 Free option: Extract the image, edit it, and re-insert with a desktop editor.
Open PDFs with editing restrictions (with the right to do so).
💡 Free option: Some restrictions can be bypassed by printing to PDF; others need a desktop editor.
Every task on this page is a real, tested workflow from our tutorial library. We always list a free method first — tools already built into Windows or macOS — and then a reliable desktop editor when the free option cannot do the job properly.
If you are new to PDF editing, start with How to Edit PDF: Complete Guide — it walks through the whole process from opening a file to saving your changes.
Built-in tools like Microsoft Edge and macOS Preview are great for quick annotations and adding text. But they cannot rewrite existing text, keep fonts identical, OCR scans, or strip watermarks. When a task needs those features, we recommend a desktop editor that processes files locally.