Android/app/src/main/res/layout/about_activity.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"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true"
    tools:context="protect.card_locker.MainActivity">

    <com.google.android.material.appbar.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <com.google.android.material.appbar.MaterialToolbar
            android:id="@+id/toolbar"
            android:layout_width="match_parent"
            android:layout_height="?attr/actionBarSize"
            style="?attr/toolbarStyle" />

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

    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_marginTop="?attr/actionBarSize"
        android:padding="10dp">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">

            <androidx.constraintlayout.widget.ConstraintLayout
                android:id="@+id/version_history"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="8dp">

                <TextView
                    android:id="@+id/version_history_main"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-medium"
                    android:padding="2dp"
                    android:text="@string/version_history"
                    android:textSize="18sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />

                <TextView
                    android:id="@+id/version_history_sub"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:padding="2dp"
                    android:textSize="16sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toBottomOf="@id/version_history_main" />

                <TextView
                    android:importantForAccessibility="no"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_margin="8dp"
                    android:fontFamily="sans-serif-medium"
                    android:text="@string/arrow"
                    android:textSize="20sp"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />
            </androidx.constraintlayout.widget.ConstraintLayout>

            <androidx.constraintlayout.widget.ConstraintLayout
                android:id="@+id/credits"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="8dp">

                <TextView
                    android:id="@+id/credits_main"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-medium"
                    android:padding="2dp"
                    android:text="@string/credits"
                    android:textSize="18sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />

                <TextView
                    android:id="@+id/credits_sub"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:padding="2dp"
                    android:textSize="16sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toBottomOf="@id/credits_main" />

                <TextView
                    android:importantForAccessibility="no"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_margin="8dp"
                    android:fontFamily="sans-serif-medium"
                    android:text="@string/arrow"
                    android:textSize="20sp"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />
            </androidx.constraintlayout.widget.ConstraintLayout>

            <androidx.constraintlayout.widget.ConstraintLayout
                android:id="@+id/translate"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="8dp">

                <TextView
                    android:id="@+id/translate_main"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-medium"
                    android:padding="2dp"
                    android:text="@string/help_translate_this_app"
                    android:textSize="18sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />

                <TextView
                    android:id="@+id/translate_sub"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:padding="2dp"
                    android:text="@string/translate_platform"
                    android:textSize="16sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toBottomOf="@id/translate_main"/>

                <TextView
                    android:importantForAccessibility="no"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_margin="8dp"
                    android:fontFamily="sans-serif-medium"
                    android:text="@string/arrow"
                    android:textSize="20sp"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />
            </androidx.constraintlayout.widget.ConstraintLayout>

            <androidx.constraintlayout.widget.ConstraintLayout
                android:id="@+id/license"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="8dp">

                <TextView
                    android:id="@+id/license_main"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-medium"
                    android:padding="2dp"
                    android:text="@string/license"
                    android:textSize="18sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />

                <TextView
                    android:id="@+id/license_sub"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:padding="2dp"
                    android:text="@string/app_license"
                    android:textSize="16sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toBottomOf="@id/license_main"/>

                <TextView
                    android:importantForAccessibility="no"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_margin="8dp"
                    android:fontFamily="sans-serif-medium"
                    android:text="@string/arrow"
                    android:textSize="20sp"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />
            </androidx.constraintlayout.widget.ConstraintLayout>

            <androidx.constraintlayout.widget.ConstraintLayout
                android:id="@+id/repo"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="8dp">

                <TextView
                    android:id="@+id/repo_main"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-medium"
                    android:padding="2dp"
                    android:text="@string/source_repository"
                    android:textSize="18sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />

                <TextView
                    android:id="@+id/repo_sub"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:padding="2dp"
                    android:text="@string/on_github"
                    android:textSize="16sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toBottomOf="@id/repo_main" />

                <TextView
                    android:importantForAccessibility="no"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_margin="8dp"
                    android:fontFamily="sans-serif-medium"
                    android:text="@string/arrow"
                    android:textSize="20sp"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />
            </androidx.constraintlayout.widget.ConstraintLayout>

            <androidx.constraintlayout.widget.ConstraintLayout
                android:id="@+id/privacy"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="8dp">

                <TextView
                    android:id="@+id/privacy_main"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-medium"
                    android:padding="2dp"
                    android:text="@string/privacy_policy"
                    android:textSize="18sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />

                <TextView
                    android:id="@+id/privacy_sub"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:padding="2dp"
                    android:text="@string/and_data_usage"
                    android:textSize="16sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toBottomOf="@id/privacy_main" />

                <TextView
                    android:importantForAccessibility="no"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_margin="8dp"
                    android:fontFamily="sans-serif-medium"
                    android:text="@string/arrow"
                    android:textSize="20sp"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />
            </androidx.constraintlayout.widget.ConstraintLayout>

            <androidx.constraintlayout.widget.ConstraintLayout
                android:id="@+id/donate"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="8dp">

                <TextView
                    android:id="@+id/donate_main"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-medium"
                    android:padding="2dp"
                    android:text="@string/donate"
                    android:textSize="18sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />

                <TextView
                    android:importantForAccessibility="no"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_margin="8dp"
                    android:fontFamily="sans-serif-medium"
                    android:text="@string/arrow"
                    android:textSize="20sp"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />
            </androidx.constraintlayout.widget.ConstraintLayout>

            <androidx.constraintlayout.widget.ConstraintLayout
                android:id="@+id/rate"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:padding="8dp">

                <TextView
                    android:id="@+id/rate_main"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-medium"
                    android:padding="2dp"
                    android:text="@string/rate_this_app"
                    android:textSize="18sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />

                <TextView
                    android:id="@+id/rate_sub"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:padding="2dp"
                    android:text="@string/on_google_play"
                    android:textSize="16sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toBottomOf="@id/rate_main" />

                <TextView
                    android:importantForAccessibility="no"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_margin="8dp"
                    android:fontFamily="sans-serif-medium"
                    android:text="@string/arrow"
                    android:textSize="20sp"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />
            </androidx.constraintlayout.widget.ConstraintLayout>

            <androidx.constraintlayout.widget.ConstraintLayout
                android:padding="8dp"
                android:id="@+id/report_error"
                android:layout_width="match_parent"
                android:layout_height="wrap_content">

                <TextView
                    android:id="@+id/report_error_main"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:fontFamily="sans-serif-medium"
                    android:padding="2dp"
                    android:text="@string/report_error"
                    android:textSize="18sp"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />

                <TextView
                    android:id="@+id/report_error_sub"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    app:layout_constraintTop_toBottomOf="@id/report_error_main"
                    app:layout_constraintStart_toStartOf="parent"
                    android:textSize="16sp"
                    android:text="@string/on_github"
                    android:padding="2dp"/>

                <TextView
                    android:importantForAccessibility="no"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_margin="8dp"
                    android:fontFamily="sans-serif-medium"
                    android:text="@string/arrow"
                    android:textSize="20sp"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintTop_toTopOf="parent" />
            </androidx.constraintlayout.widget.ConstraintLayout>
        </LinearLayout>
    </ScrollView>
</androidx.coordinatorlayout.widget.CoordinatorLayout>