There is a guy called mister blinky that makes what are called "english patches". However these are only available for the 4U and P's. He has not posted anything about the M!x. If he does make one he always posts the tutorials on his youtube account as well as his website. You can just google...
After I english patched my tamagotchi 4U with the 4U app the sound no longer works. I went to settings and turned it off and back on and have reset it as well. When I reset it it worked for a little while then went back off again. It could just be a side effect of the english patching and I am...