If you bump into the following error when Run 'app' in Android Studio.
05/16 16:26:05: Launching app
The APK file D:\android\Travelopy\app\build\outputs\apk\release\app-release.apk does not exist on disk.
Error while Installing APKMake sure Android Studio -> Run -> Edit Configuraion
or at the top toolbar, on the left side on run (play) icon, which is app, click the drop down for Edit Configuraion
At Before launch section, add Gradle-aware make if doesn't already exist.
NOTE: When prompted for Select Gradle Task, leave it blank and click OK.
