Once downloaded, run the downloaded file from your Desktop and extract the compressed files into your 'C:/TEMP' folder Download the latest DirectX 9 update from the following link to your Windows Desktop: Please update your DirectX 9 components by doing the following Updating this version will not overwrite or downgrade your current DirectX 11 installation (if this exists on your computer) - it will only update the DirectX 9 components. Phoenix (among many other programs) uses DirectX 9 as this is the most compatible version, and even if you have DirectX 11 installed, Microsoft are still issuing regular updates to DirectX 9. Step 2: Fixed the source error by installing DirectX 9 (via Microsoft) and following the following Phoenix instructions: Step 1: Uninstall my dvd installed Phoenix 3 I’m now up and running using Phoenix 5.5.Įnjoy!!! I don’t claim to be an installation expert, but the above worked for me and I haven’t seen any computer related consequences. After numerous other correction attempts the following steps are what worked for me, as directed by Phoenix support. My attempts to install and run Phoenix on a new Windows 10 (and DirectX 12) computer, resulted in getting an error message “missing file, X3Daudio1_7.dll” and of course Phoenix would not start.