Adobe Acrobat Learn & Support

Get Started

Download, find membership help, and learn the basics.

Get Started

Tutorials

Find tutorials from novice to expert to help you expand your skills.

Tutorials

User Guide

Get quick answers and step-by-step instructions.

User Guide

Troubleshooting & help

Get help downloading and installing Acrobat, Acrobat 2020, 2017, Acrobat Reader, and more, along with common installation and troubleshooting issues.

See how to uninstall and reinstall Acrobat on Windows or macOS, as a trial, and on a second computer.

Your individual Acrobat license lets you install Acrobat on more than one computer, and activate (sign in) on up to two computers.

Fix errors with your Adobe apps if you received an error code or number, or get help with common Acrobat installation errors and solutions.

Still need help? Find more download and install solutions.

Get to know the Acrobat interface. Learn how the Acrobat Tool Center makes it easy to find the right tool and complete almost any task with your PDFs.

Many factors can prevent a PDF from opening. To get to the root of the problem, see Can't open PDF.

Many factors can prevent you from editing a PDF. For information about how to edit a PDF, see Edit PDF help hub page.

A PDF may not open or display correctly on Acrobat on the web due to browser incompatibility, corrupted files, outdated software, large file sizes, or missing fonts and images.
Try switching browsers, updating Acrobat or your browser, compressing the file, or ensuring proper permissions. For more details, learn how to troubleshoot viewing PDF files on the web.

Windows 10 uses Microsoft Edge to open PDFs. Learn how to make Acrobat or Reader the default owner of PDFs instead.