Adobe Flash Builder Learn & Support

Beginner's Guide

Learn the basics and start your first project.

Beginner's Guide

Get Started

Tutorials

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

Tutorials

Troubleshooting & help

Read these simple solutions to common Adobe ID and sign in issues to regain access to your account.

Sign in to your Adobe accounts page with your current Adobe ID and password. From there, click the Security & Privacy tab, and then click Change under Password. Forgot your password? Learn how to reset and change it.

Follow these Update your credit card and billing information.

Switching Creative Cloud plans is easy. Follow these step-by-step instructions to upgrade or change your plan.

Converting your trial to a paid membership is easy. Follow these step-by-step instructions to upgrade and start your membership.

This error occurs when the default Java virtual memory is insufficient for Flash Builder to run efficiently. Get solutions in Sluggish performance, out-of-memory errors.

To continue debugging, click No in the error message. Learn how to prevent the browser from displaying the message in the future.

If you get this error, you may need to reinstall Flash Builder or install the AIR SDK components manually. See Error | Run, debug, deploy | iOS app.

You see this warning message if you are using a workspace that was created with a previous version of Flash Builder. See Workspace issues for solutions.

Learn how to update the AIR SDK in Flash Builder for ActionScript or Flex projects.

Flash Builder is a development tool for creating games and web applications using ActionScript and Flex. Flex is the underlying open source framework used to create applications. Learn more in the Flash Builder FAQ.

You can use Animate (formerly Flash Professional) content in both ActionScript and Flex projects in Flash Builder. See Working with Animate and Flash Builder.