While trying to run Android Application on External Device (Connected Device) if you get the below error (working on Android Studio version 2.2.2)
Instant Run requires 'Tools | Android | Enable ADB integration' to be enabled.
This error can be resolved by following the below steps:
- Make sure that the device is connected via USB and Debug mode is enabled.
- Goto Menu: Tools -> Android
- Click on "Enable ADB Integration"
- Your Connected device will be promoted with a dialog: "Allow USB debugging", click OK
- Now try to run the app: Run -> Run App

Enable ADB integration
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