It is often used to mark a certain text as crossed out (or deleted) while editing or proofreading PDF documents. Earlier, we have seen how to strikethrough text in Word and Excel.

With other file formats that have text, it is usually easy to copy or export the content to plain text — for example, to quote it in another text. This is not the case with PDF.

It may not perfectly suit PDF documents with many charts or graphs, but if they have simple text, you can use Word Online to edit them.

Learn how to use one of Word 2013's most asked-for features: how to open and edit a PDF file in Word.

To see alt text in a completed PDF document, you'll need to use a screen reading app, which is an accessibility tool for visually impaired users.

In other words, Adobe Reader won't let you add text. What you need is a program that's a little more accommodating, PDF-wise. Try Foxit Reader 4.3, which allows you to add text to any PDF.

Don’t worry! Like many text editors, LibreOffice lets you edit PDFs, and it’s not bad at it, either. Here’s how to use LibreOffice as a PDF editor. How to edit PDFS in LibreOffice If you ...

To edit a PDF file on your Android for free, you can use the Adobe Acrobat Reader: Edit PDF app. While you can’t modify existing text or images with a free account, you can add new text ...

Editing a PDF in Google Drive isn’t overly difficult, and our guide will help you every step of the way.

If you need to edit PDF on iPhone in a hurry, you can do so without having to install any new app. Just use the native Files app. Let's show you how.