I was about to pull my hair out trying to get my new dna to connect with my mac.Sometimes it would connect then sometimes it wouldn't (more often). After about a hour i got it. Here is what i did:
1.Goto Settings
2.Scroll Down to Developer Options
3.Upper right hand corner slide the bar to on
4.Scroll Down to USB debugging and check the box
1.Goto Settings
2.Scroll Down to Developer Options
3.Upper right hand corner slide the bar to on
4.Scroll Down to USB debugging and check the box