Fragments Represent Reusable portion of your apps UI Fragments are used to define and manage UI of a single screen or portion of screen. Fragments has it's own layout , Life cycle and can handle input events Fragments can not exist on its own it must be hosted by an Activity or another Fragment Activities act as a frame that contains the fragment .Each fragment operates like a view in the activity but it has has it's own layout , Life cycle and can handle input events. Activities are ideal place to put global elements around your app's UI like Navigation Drawer, Toolbar , Bottom Navigation and fragments are better suited to define UI of single screen or portion of screen. You can use multiple Fragments with single Activity , this gives more modularity and reusability to our code. Add the following dependency in your app level build.gradle file to use fragments implementation "androidx.fragment:fragment-ktx:1.3.6" Now create a new fragment package com.arun.and