Answers for "adb.exe: more than one device/emulator error failed to start the app."

adb shell error: more than one device/emulator

$ adb devices  # show all the devices attached

adb -s yourdevicename shell # change yourdevicename to the name of the device you want to use

Posted by: Guest on July-15-2021

adb.exe: more than one device/emulator react native

npx react-native run-android --deviceId=<deviceId where you want to run your app>
adb devices// to get your device id

Posted by: Guest on February-23-2022

Code answers related to "adb.exe: more than one device/emulator error failed to start the app."