How to Fix Apps Not Running in the Background on Android Device
ResolveUSBconnectionissues·CheckthatAndroidStudioconnectstotheAndroidEmulator·ChecktheUSBcable·Checkwhetherthedeviceissetupfor ...,IfyourAndroidBuild&RunworksbuttheinstalledAPKdoesn't,itmightbeduetomissingpermissions,incorrectsigning,oradependenc...。參考影片的文章的如下: