How to overcome app not installed error when building from Android Studio 3.0?

Question

For giving build for a debug Android app from Android Studio 3.0, it’s not installing in Mobile having Marshmallow and up (in Lollipop not tested).

I have used many

Answer 1

In my case my debug apk worked fine but when i try to install Signed apk then following error shows

"APP not Installed"

then i add

multiDexEnabled true 

in gradel fine then its work fine