Always report:
Failure: Install failed invalid apk
Error: While installing apk,
solve:
https://stackoverflow.com/questions/38892270/delete-failed-internal-error-error-while-installing-apk
Android studio mac/windows:
Steps in together (mac): Android Studio > Preferences > Build, Execution, Deployment > Instant Run > Uncheck : Enable Instant Run
Steps in together (windows): File > Settings > Build, Execution, Deployment > Instant Run > Uncheck : Enable Instant Run
