From 3d52b2f9e2d3c9ce346d3e283886bb7ab4747e8c Mon Sep 17 00:00:00 2001
From: jintao <kingtous@qq.com>
Date: Sat, 21 Mar 2020 09:45:09 +0800
Subject: [PATCH] update README.md

---
 README.md | 31 ++++++++++++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 67eb3a7..d46a29d 100644
--- a/README.md
+++ b/README.md
@@ -80,7 +80,7 @@ Be sure you have at least one scene added to your build.
     3. Mark the following `Target Architectures` :
         - ARMv7        ✅
         - ARM64        ✅
-        - x86          ✅
+        - x86          ✅ (In Unity Version 2019.2+, this feature is not avaliable due to the lack of Unity Official Support)
 
 <img src="https://raw.githubusercontent.com/snowballdigital/flutter-unity-view-widget/master/Screenshot%202019-03-27%2007.31.55.png" width="400" />
 
@@ -119,6 +119,35 @@ project(":UnityExport").projectDir = file("./UnityExport")
         implementation project(':unity-classes') // the unity classes module you added from step 1
     }
 ```
+  4. To build a release package, you need to add signconfig in `UnityExport/build.gradle`. The code below use the `debug` signConfig for all buildTypes, which can be changed as you well if you need specify signConfig.
+```
+    buildTypes {
+        release {
+            signingConfig signingConfigs.debug
+        }
+        debug {
+            signingConfig signingConfigs.debug
+        }
+        profile{
+            signingConfig signingConfigs.debug
+        }
+        innerTest {
+            //...
+            matchingFallbacks = ['debug', 'release']
+        }
+    }
+``` 
+  5. If you found the duplicate app icons on your launcher after installing the app, you can just open `UnityExport` Manifest file and comment the codes below
+```gradle
+    <activity android:name="com.unity3d.player.UnityPlayerActivity" android:theme="@style/UnityThemeSelector" android:screenOrientation="fullSensor" android:launchMode="singleTask" android:configChanges="mcc|mnc|locale|touchscreen|keyboard|keyboardHidden|navigation|orientation|screenLayout|uiMode|screenSize|smallestScreenSize|fontScale|layoutDirection|density" android:hardwareAccelerated="false">
+//      <intent-filter>
+//        <action android:name="android.intent.action.MAIN" />
+//        <category android:name="android.intent.category.LAUNCHER" />
+//        <category android:name="android.intent.category.LEANBACK_LAUNCHER" />
+//      </intent-filter>
+      <meta-data android:name="unityplayer.UnityActivity" android:value="true" />
+    </activity>
+```
 
 **iOS Platform Only**