Can't find android device using “adb devices” command

Question

I am developing Android application on macOS and my application runs well on the emulator. I want to run it on the device, but when I run adb dev

Answer 1

The same problem I had on Windows 7. It happened that I was using USB tethering feature alongwith trying to use adb. There are some workarounds for this Usb tether and debug at the same time