How can I force IIS Express to run in 32 bit mode?

Question

I have a classic ASP app that I\'m trying to run under IIS Express on 64 bit Windows. It uses Jet to connect to a Microsoft Access database and will not work under 64 bit.

Answer 1

For Visual Studio 2013 Visual Studio 2015 Visual Studio 2017 Visual Studio 2019:

 Tools
  -> Options
   -> Projects and Solutions
    -> Web Projects
     -> Uncheck "Use the 64 bit version of IIS Express for web sites and projects"`