I am a librarian and I frequently am providing education, training, and troubleshooting support for eBooks and their related software.
I have twice now been unable to get Windows 10 to set ADE as the default application for .acsm files.
I have tried:
None of these options work. It's as if Windows doesn't recognise ADE as an app.
I don't expect any help because I saw pretty much the same question on here that Adobe has ignored for months already. But I'm out of ideas.