Simple Tab Layout XML Example

SO:Custom Tab layout with ViewPager2

<?xml version="1.0" encoding="utf-8"?>
<--https://stackoverflow.com/questions/65078252/custom-tab-layout-with-viewpager2/65079234#65079234 --> 
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">


    <com.google.android.material.tabs.TabLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:background="@color/colorAccent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <com.google.android.material.tabs.TabItem
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:text="Tab 1" />

        <com.google.android.material.tabs.TabItem
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:text="Tab 2" />

        <com.google.android.material.tabs.TabItem
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:text="Tab 3" />

    </com.google.android.material.tabs.TabLayout>

</androidx.constraintlayout.widget.ConstraintLayout>