Failure [INSTALL_FAILED_ALREADY_EXISTS] when I tried to update my application

Question

when I tried to update my applcation with new version that has same signature as previous one, shows above error.

What I am missing?

Answer 1

If u still facing problem then try to uninstall application using command prompt. just add command adb uninstall com.example.yourpackagename then try to re-install again.It works!