diff --git a/README.md b/README.md
index 853cb1c..ce8ba55 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@ PIKAPI - 漫画客户端
 ========
 [![license](https://img.shields.io/github/license/niuhuan/pikapi-flutter)](https://raw.githubusercontent.com/niuhuan/pikapi-flutter/master/LICENSE)
 [![releases](https://img.shields.io/github/v/release/niuhuan/pikapi-flutter)](https://github.com/niuhuan/pikapi-flutter/releases)
+[![](https://img.shields.io/badge/donwloads--previously-3.7k-green)](https://github.com/niuhuan/pikapi-flutter/releases)
 [![downloads](https://img.shields.io/github/downloads/niuhuan/pikapi-flutter/total)](https://github.com/niuhuan/pikapi-flutter/releases)
 
 - 美观易用且无广告的漫画客户端, 能运行在Windows/MacOS/Linux/Android/IOS中。
diff --git a/android/app/src/main/kotlin/niuhuan/pikapi/MainActivity.kt b/android/app/src/main/kotlin/niuhuan/pikapi/MainActivity.kt
index 444d785..19dc8cb 100644
--- a/android/app/src/main/kotlin/niuhuan/pikapi/MainActivity.kt
+++ b/android/app/src/main/kotlin/niuhuan/pikapi/MainActivity.kt
@@ -1,6 +1,7 @@
 package niuhuan.pikapi
 
 import android.content.ContentValues
+import android.content.Intent
 import android.content.res.Configuration
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
@@ -275,4 +276,11 @@ class MainActivity : FlutterActivity() {
     }
 
 
+    fun main(){
+        startActivityForResult(Intent(Intent.ACTION_GET_CONTENT).also {
+                                                                      it.addCategory(Intent.CATEGORY_OPENABLE)
+        },1)
+    }
+
+
 }
diff --git a/go/go.mod b/go/go.mod
index 922b6f5..0a8bec1 100644
--- a/go/go.mod
+++ b/go/go.mod
@@ -8,7 +8,7 @@ require (
 	github.com/go-flutter-desktop/plugins/url_launcher v0.1.2
 	github.com/go-gl/glfw/v3.3/glfw v0.0.0-20201108214237-06ea97f0c265
 	github.com/miguelpruivo/flutter_file_picker/go v0.0.0-20210622152105-9f0a811028a0
-	github.com/niuhuan/pica-go v0.0.0-20210923020558-090104e7b1a7
+	github.com/niuhuan/pica-go v0.0.0-20211008032829-544a58c56bee
 	github.com/pkg/errors v0.9.1
 	golang.org/x/image v0.0.0-20190802002840-cff245a6509b
 	golang.org/x/mobile v0.0.0-20210924032853-1c027f395ef7 // indirect
diff --git a/go/go.sum b/go/go.sum
index ca8a902..2543f14 100644
--- a/go/go.sum
+++ b/go/go.sum
@@ -37,6 +37,8 @@ github.com/miguelpruivo/flutter_file_picker/go v0.0.0-20210622152105-9f0a811028a
 github.com/miguelpruivo/flutter_file_picker/go v0.0.0-20210622152105-9f0a811028a0/go.mod h1:csuW+TFyYKtiUwNvcvhcpyX4quPI7Pvv0SUogdqCW4I=
 github.com/niuhuan/pica-go v0.0.0-20210923020558-090104e7b1a7 h1:E0WsH0UeFvuGiaEb1/tyy35ot76YDJKZ2q0/QjRQMWA=
 github.com/niuhuan/pica-go v0.0.0-20210923020558-090104e7b1a7/go.mod h1:fx2m+OgMeEZf6/TrfblV9i85SjPsOGbnjIL2gohxP4M=
+github.com/niuhuan/pica-go v0.0.0-20211008032829-544a58c56bee h1:SewxTGOkoJ3JUmLLQ1RXUcqLdifT5502QZQl09eCGL8=
+github.com/niuhuan/pica-go v0.0.0-20211008032829-544a58c56bee/go.mod h1:fx2m+OgMeEZf6/TrfblV9i85SjPsOGbnjIL2gohxP4M=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=