We have purchased a new computer that has Win 8.1 Pro. We are migrating an application from a Win 7 Pro machine we are currently successfully using (the vendor migrates it for us) and they have said that the application will require the installation of SQL Server 2008 Express (which we do have on our Win 7 machine).


In looking at the requirements for SQL Server 2008 Express (on the download page for it), it does not mention it being compatible with Win 8.1  
In addition, Installation Instructions  says that it requires:
 Microsoft .Net Framework 3.5 SP1  Windows Installer 4. ...

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