Don't export service, add description for service

        <activity android:name=".application.ApplicationActivity" />

        <activity android:name=".categories.category.CategoryActivity" />

        <service android:name=".application.model.InstallManagerService" />

        <service

            android:name=".application.model.InstallManagerService"

            android:description="@string/service_description"

            android:exported="false" />

        <provider

            android:name="android.support.v4.content.FileProvider"

        <activity android:name=".application.ApplicationDescriptionActivity" />

        <activity

            android:name=".ScreenshotsActivity"

            android:name=".application.ScreenshotsActivity"

            android:theme="@style/FullScreenTheme" />

    </application>

import android.view.View

import android.widget.*

import io.eelo.appinstaller.R

import io.eelo.appinstaller.ScreenshotsActivity

import io.eelo.appinstaller.application.model.*

import io.eelo.appinstaller.utils.Common

import io.eelo.appinstaller.utils.Common.toMiB

package io.eelo.appinstaller

package io.eelo.appinstaller.application

import android.support.v7.app.AppCompatActivity

import android.os.Bundle

import android.os.PersistableBundle

import android.support.v4.view.ViewPager

import android.view.View

import io.eelo.appinstaller.application.ScreenshotsCarouselAdapter

import io.eelo.appinstaller.R

import io.eelo.appinstaller.application.model.Application

import io.eelo.appinstaller.application.model.InstallManagerGetter

import io.eelo.appinstaller.utils.Constants

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context=".ScreenshotsActivity">

    tools:context=".application.ScreenshotsActivity">

    <android.support.v4.view.ViewPager

        android:id="@+id/screenshots_carousel"

    <string name="not_available">N/A</string>

    <string name="not_available_full">Not available</string>

    <string name="download_notification_channel_title">App downloads</string>

    <string name="service_description">This service is used by App Installer to manage, download and install apps. Stopping it may cause app downloads to fail.</string>

    <!-- Application -->

    <string name="app_icon_content_description">App icon</string>