If you downloaded the TaxAct program, but when you click the [filename].exe to run the installation you get a "Not a valid Win32 application" error, the file could have become corrupt while downloading. Delete the file from your downloads folder. If you need help finding the downloads folder, go to our Finding Download to Install FAQ.
After you delete the download file, try one of these troubleshooting options:
If you need help with these options, you will need to contact your support center for help, because TaxAct has no control over things like your browser, operating system, software, or hardware settings.