Thank you very much. I am in Windows 10. Rather than try out software solutions, I opted to just buy a new $10 simple interface, which works fine for this. Posting it below in case anyone else has the same question.

https://www.amazon.com/gp/product/B077BS5YHS

Hi Quentin, I'm using the Focusrite iTrack solo, which has two inputs: a microphone input, and an electric guitar input. The microphone input works with Earmaster, but the electric guitar does not. I think this is because, as you said above, Earmaster listens to input 1. I have found forums with peo...