For #1, check your preferences for MIDI → MIDI File → Auto Dissolve Format 0. If it is checked, un-check it.
Can’t help right now on 2 & 3. I guess I’m supposed to be working 
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For #1, check your preferences for MIDI → MIDI File → Auto Dissolve Format 0. If it is checked, un-check it.
Can’t help right now on 2 & 3. I guess I’m supposed to be working .