Descriptions : The standard app manager is a tool that makes it easier to manage predefined applications.
Manage default applications when you start an action or open a file.
Defaul App Manager makes it easier to manage the standard apps set up on your Android device.
Required Android Versions : Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]
