adding a Splash Activity

app/src/main/AndroidManifest.xml

@@ -14,7 +14,10 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".activities.MainActivity">
+
+        <activity
+            android:name=".activities.SplashActivity"
+            android:theme="@style/SplashTheme">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
 
@@ -22,6 +25,8 @@
             </intent-filter>
         </activity>
 
+        <activity android:name=".activities.MainActivity"/>
+
         <activity
             android:name=".activities.SettingsActivity"
             android:label="@string/settings"

app/src/main/kotlin/com/simplemobiletools/thankyou/activities/SettingsActivity.kt

@@ -36,7 +36,7 @@ class SettingsActivity : BaseSimpleActivity() {
             settings_hide_launcher_icon.toggle()
             config.hideLauncherIcon = settings_hide_launcher_icon.isChecked
 
-            val componentName = ComponentName(this, MainActivity::class.java)
+            val componentName = ComponentName(this, SplashActivity::class.java)
             val state = if (config.hideLauncherIcon) PackageManager.COMPONENT_ENABLED_STATE_DISABLED else PackageManager.COMPONENT_ENABLED_STATE_ENABLED
             packageManager.setComponentEnabledSetting(componentName, state, PackageManager.DONT_KILL_APP)
         }

app/src/main/kotlin/com/simplemobiletools/thankyou/activities/SplashActivity.kt

@@ -0,0 +1,13 @@
+package com.simplemobiletools.thankyou.activities
+
+import android.content.Intent
+import android.os.Bundle
+import android.support.v7.app.AppCompatActivity
+
+class SplashActivity : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        startActivity(Intent(this, MainActivity::class.java))
+        finish()
+    }
+}