Update App Icon

android/app/src/main/AndroidManifest.xml

@@ -8,7 +8,7 @@
       android:icon="@mipmap/ic_launcher"
       android:roundIcon="@mipmap/ic_launcher_round"
       android:allowBackup="false"
-      android:theme="@style/AppTheme"
+      android:theme="@style/SplashTheme"
       android:supportsRtl="true">
       <activity
         android:name=".MainActivity"

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>

android/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
+</adaptive-icon>

android/app/src/main/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#2B3A51</color>
+</resources>

android/app/src/main/res/values/styles.xml

@@ -4,6 +4,14 @@
     <style name="AppTheme" parent="Theme.AppCompat.DayNight.NoActionBar">
         <!-- Customize your theme here. -->
         <item name="android:editTextBackground">@drawable/rn_edit_text_material</item>
+        <item name="android:windowIsTranslucent">true</item>
+    </style>
+
+    <style name="SplashTheme" parent="AppTheme">
+        <item name="android:windowBackground">#A7CBD5</item>
+        <item name="android:statusBarColor">#A7CBD5</item>
+        <item name="android:windowLightStatusBar">false</item>
+        <item name="android:windowIsTranslucent">true</item>
     </style>
 
 </resources>