activity_update.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <com.google.android.material.appbar.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:theme="@style/AppTheme.AppBarOverlay">

        <androidx.appcompat.widget.Toolbar
            android:id="@+id/toolbar"
            android:layout_width="match_parent"
            android:layout_height="?attr/actionBarSize"
            app:title="Update Data"
            app:titleTextAppearance="@style/Toolbar.TitleText" />

    </com.google.android.material.appbar.AppBarLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_margin="10dp"
        android:orientation="vertical"
        app:layout_behavior="@string/appbar_scrolling_view_behavior">

        <com.google.android.material.textfield.TextInputLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginBottom="16dp">

            <EditText
                android:id="@+id/etNama"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="Nama"
                android:imeOptions="actionNext"
                android:inputType="text"
                android:maxLines="1" />

        </com.google.android.material.textfield.TextInputLayout>

        <com.google.android.material.textfield.TextInputLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginBottom="16dp">

            <EditText
                android:id="@+id/etNoHP"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:hint="No. Telp"
                android:imeOptions="actionDone"
                android:inputType="number"
                android:maxLines="1" />

        </com.google.android.material.textfield.TextInputLayout>

    </LinearLayout>

    <com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
        android:id="@+id/fabUpdate"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="end|bottom"
        android:layout_margin="16dp"
        android:text="Update Data"
        android:textColor="@android:color/white"
        android:textSize="12sp"
        android:theme="@style/MaterialTheme"
        app:backgroundTint="@color/colorAccent"
        app:icon="@drawable/ic_add"
        app:iconTint="@android:color/white" />

</androidx.coordinatorlayout.widget.CoordinatorLayout>