diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 8f8d18a65..7d07f1629 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1,26 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
-    <!--
-                Permissions
-
-                INTERNET - required to download the demo and music files
-                READ_EXTERNAL_STORAGE
-                WRITE_EXTERNAL_STORAGE - required to R/W game files to storage
-                WAKE_LOCK - required to keep the device awake during play
-                ACCESS_NETWORK_STATE - required to see if the device has an internet connection
-
-                Beta:
-                READ_LOGS - Lets us read the system logs for additional debugging
-                GET_TASKS - Gives us the number of app processes running, for debugging.
-
-                -->
-    <uses-permission android:name="android.permission.INTERNET" />
-    <uses-permission android:name="android.permission.WAKE_LOCK" />
-    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
-    <uses-permission android:name="android.permission.VIBRATE" />
-
-
     <supports-screens
         android:largeScreens="true"
         android:normalScreens="true"
@@ -28,19 +8,6 @@
         android:smallScreens="false"
         android:xlargeScreens="true" />
 
-    <uses-feature
-        android:glEsVersion="0x00020000"
-        android:required="true" />
-    <uses-feature
-        android:name="android.hardware.screen.landscape"
-        android:required="true" />
-    <uses-feature
-        android:name="android.hardware.touchscreen.multitouch"
-        android:required="true" />
-    <uses-feature
-        android:name="android.hardware.wifi"
-        android:required="false" />
-
     <application
         android:name="uk.co.armedpineapple.cth.CTHApplication"
         android:icon="@drawable/ic_launcher"
@@ -55,20 +22,22 @@
             android:name="uk.co.armedpineapple.cth.GameActivity"
             android:configChanges="layoutDirection|locale|orientation|uiMode|screenLayout|screenSize|smallestScreenSize|keyboard|keyboardHidden|navigation"
             android:immersive="true"
+            android:exported="true"
             android:label="@string/app_name"
             android:launchMode="singleInstance"
             android:preferMinimalPostProcessing="true"
-            android:theme="@style/Theme.AppCompat.NoActionBar" />
-
-
-        <activity
-            android:name="uk.co.armedpineapple.cth.setup.SetupActivity"
-            android:exported="true">
+            android:theme="@style/Theme.AppCompat.NoActionBar">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+
+        <activity
+            android:name="uk.co.armedpineapple.cth.setup.SetupActivity"
+            android:excludeFromRecents="true"
+            android:exported="false" />
+
         <activity
             android:name="uk.co.armedpineapple.cth.settings.SettingsActivity"
             android:excludeFromRecents="true"
diff --git a/build.gradle b/build.gradle
index 1c103dc5c..48ebd7748 100644
--- a/build.gradle
+++ b/build.gradle
@@ -55,6 +55,7 @@ dependencies {
     implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
     implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.6.1'
     implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.6.1'
+    implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.6.1'
     implementation "com.lazygeniouz:dfc:1.0.7"
     implementation 'androidx.preference:preference-ktx:1.2.0'
     implementation 'androidx.core:core-ktx:1.10.1'
@@ -133,6 +134,9 @@ android {
         dataBinding true
         buildConfig true
     }
+    aaptOptions {
+        noCompress "zip"
+    }
 }
 
 // Create ZIP of CorsixTH game assets
diff --git a/src/Java/uk/co/armedpineapple/cth/GameActivity.kt b/src/Java/uk/co/armedpineapple/cth/GameActivity.kt
index c00b879b4..417149fab 100644
--- a/src/Java/uk/co/armedpineapple/cth/GameActivity.kt
+++ b/src/Java/uk/co/armedpineapple/cth/GameActivity.kt
@@ -5,13 +5,24 @@ import android.os.Bundle
 import android.util.Log
 import android.view.View
 import android.widget.RelativeLayout
+import android.widget.Toast
 import androidx.annotation.Keep
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.viewModelScope
 import com.google.common.io.ByteStreams
 import com.google.common.io.Closeables
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.coroutineScope
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.withContext
 import org.jetbrains.anko.AnkoLogger
 import org.libsdl.app.SDLActivity
 import uk.co.armedpineapple.cth.files.FilesService
 import uk.co.armedpineapple.cth.settings.SettingsActivity
+import uk.co.armedpineapple.cth.setup.SetupActivity
 import java.io.File
 import java.io.FileOutputStream
 import java.io.InputStream
@@ -26,12 +37,43 @@ class GameActivity : SDLActivity(), AnkoLogger {
         get() = (application as CTHApplication).configuration
 
     override fun onCreate(savedInstanceState: Bundle?) {
+        val filesService = FilesService(this)
+
+        // Check whether the setup installation has run and the original TH files are available.
+        // If not, redirect over to the setup activity.
+        if (!filesService.hasOriginalFiles(configuration)) {
+            finishAndRemoveTask()
+            val intent = Intent(this, SetupActivity::class.java)
+            intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_TASK_ON_HOME
+            startActivity(intent)
+
+            super.onCreate(savedInstanceState)
+            return;
+        }
+
+        // Install the latest CTH game files in the background.
+        var installJob: Job? = null
+        if (!filesService.hasGameFiles(configuration)) {
+            Toast.makeText(this, "Upgrading", Toast.LENGTH_SHORT).show()
+            installJob = CoroutineScope(Dispatchers.IO).launch {
+                filesService.installGameFiles(configuration)
+            }
+        }
+
+        // Upgrading the game files will nuke the installation directory, so make sure that
+        // the latest configuration exists in there.
+        configuration.persist()
+
         super.onCreate(savedInstanceState)
+        startLogger()
         singleton = this
 
-        startLogger();
-
-        val filesService = FilesService(this)
+        // Make sure the game file installation installation has completed before moving on.
+        if (installJob != null) {
+            runBlocking {
+                installJob.join()
+            }
+        }
     }
 
     @Override
diff --git a/src/Java/uk/co/armedpineapple/cth/GameConfiguration.kt b/src/Java/uk/co/armedpineapple/cth/GameConfiguration.kt
index b07e37a96..6027bcb7a 100644
--- a/src/Java/uk/co/armedpineapple/cth/GameConfiguration.kt
+++ b/src/Java/uk/co/armedpineapple/cth/GameConfiguration.kt
@@ -31,10 +31,9 @@ class GameConfiguration(private val ctx: Context, private val preferences: Share
 
     init {
         refresh()
-        persistGameConfigFile()
     }
 
-    private fun persistGameConfigFile() {
+    fun persist() {
         val tokenMap = hashMapOf<String, String>()
 
         tokenMap.putAll(getStringPrefs(arrayOf(R.string.prefs_language)))
diff --git a/src/Java/uk/co/armedpineapple/cth/files/FilesService.kt b/src/Java/uk/co/armedpineapple/cth/files/FilesService.kt
index 637513789..af5f9e660 100644
--- a/src/Java/uk/co/armedpineapple/cth/files/FilesService.kt
+++ b/src/Java/uk/co/armedpineapple/cth/files/FilesService.kt
@@ -139,7 +139,9 @@ class FilesService(val ctx: Context) : AnkoLogger {
                 if (file.isDirectory()) {
                     val newDestination = File(destinationDirectory, file.name)
                     val childProgress =
-                        if (progress == null) null else Channel<EstimatedFileOperationProgress>(Channel.CONFLATED) { p ->
+                        if (progress == null) null else Channel<EstimatedFileOperationProgress>(
+                            Channel.CONFLATED
+                        ) { p ->
                             // Report the progress back up the chain.
                             progress.trySend(EstimatedFileOperationProgress((currentFile + p.progress) / totalContents.toFloat()))
                         }
@@ -220,14 +222,15 @@ class FilesService(val ctx: Context) : AnkoLogger {
     private fun copyAsset(
         asset: String, ctx: Context, target: File
     ) {
-        ctx.assets.openFd(asset).use { assetIn ->
+        ctx.assets.open(asset).use { assetInputStream ->
             target.deleteOnExit()
             target.outputStream().use { assetOutStream ->
-                allocateStorage(assetIn.length, assetOutStream.fd, storageManager)
-
-                assetIn.createInputStream().use { assetInputStream ->
-                    assetInputStream.copyTo(target.outputStream())
-                }
+                allocateStorage(
+                    bytes = assetInputStream.available().toLong(),
+                    fd = assetOutStream.fd,
+                    storageMgr = storageManager
+                )
+                assetInputStream.copyTo(assetOutStream)
             }
         }
     }