Troubleshooting & help
Download & install
How do I download and install Flash Builder?
You can download Flash Builder from the Adobe Flash Builder 4.7 Premium page. You'll need to sign in with your Adobe ID and password to complete the download. For more information, including how to install older versions or check for updates, see Download and install Creative Cloud apps. If you purchased a stand-alone version of Flash Builder, you can find installation instructions in the release notes.
Why won't Flash Builder install?
For solutions to a "failed to install" error, see Error: "Failed to install" Creative Cloud desktop app. To resolve other download, installation, and update issues, see this download and install troubleshooting guide.
Can I download a trial copy of Flash Builder?
How do I retrieve my Adobe ID or password?
Can I install Flash Builder on another computer?
You can install Flash Builder and other Creative Cloud apps on up to two computers. If you want to install it on a third computer, you need to deactivate it on one of your previous machines. Learn more about activating and deactivating Creative Cloud apps.
How can I change my password?
How can I change my credit card info?
How do I upgrade or change my membership?
My trial expires soon. How do I convert it?
How do I cancel and what happens to my files?
If you cancel your membership, you still have access to Creative Cloud member free benefits and any files you saved to your device. You won't have access to apps or most services and your cloud storage will be reduced to 2 GB. Learn how to cancel different types of Creative Cloud memberships and understand the Adobe subscription terms.
Why am I getting an out-of-memory error?
I'm getting a "plug-in is unresponsive" error while debugging. What can I do?
I'm getting an error that the AIR components for iOS platform are not installed.
Why am I getting a message that there is a problem with my workspace?
How do I update the Adobe AIR SDK?
What is the difference between Flash Builder and Flex?
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.