Mind Monitor

So after recording I want to export with "Total Commander" on Android. I click save (an existing file is overwritten). But then if I look in that directory the file is gone! If I save as a different filename the file remains. What's the problem here? I just lost an hour of "important&...

I also have a very cheap Lenovo M7 tablet here somewhere. May the app work on there?

I got all excited yesterday and ordered the Muse 2. So you say that even the native muse app will not work because of the Bluetooth?

Google Play says it is not available for my phone (Honor 9 Lite).

I'm considering buying Muse 2 and using it with Mind Monitor. However I would also use the possibility of an extra electrode to check out the data of specific points. So my question is: 1) can I use that additional electrode with Mind Monitor? 2) is it possible to get only the data of that single el...