FlStudioMobile for Windows. I already use this program on my iPad and love it. So I bought in on the Microsoft App-Store for my Lenovo Helix 2 Laptop (WIn10 64bit) too.
Unfortunately my MIDI-Controllers (Akai LK-25, Lorg ...
I have made a start with a verry simpel song of just 8 bars.
At the odd numbers (1,3,5 etc.) that the loop runs, every note is played correctly, every even (2,4,6) run the last note ...