diff --git a/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt b/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt
index ed0f3484d..fd80759b7 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt
@@ -2,7 +2,6 @@ package io.legado.app.ui.book.source.manage
 
 import android.annotation.SuppressLint
 import android.app.Activity
-import android.content.ActivityNotFoundException
 import android.content.Intent
 import android.os.Bundle
 import android.view.Menu
@@ -10,7 +9,6 @@ import android.view.MenuItem
 import android.view.SubMenu
 import androidx.appcompat.widget.PopupMenu
 import androidx.appcompat.widget.SearchView
-import androidx.core.content.FileProvider
 import androidx.documentfile.provider.DocumentFile
 import androidx.lifecycle.LiveData
 import androidx.recyclerview.widget.DiffUtil
@@ -18,7 +16,6 @@ import androidx.recyclerview.widget.ItemTouchHelper
 import androidx.recyclerview.widget.LinearLayoutManager
 import com.google.android.material.snackbar.Snackbar
 import io.legado.app.App
-import io.legado.app.BuildConfig
 import io.legado.app.R
 import io.legado.app.base.VMBaseActivity
 import io.legado.app.constant.AppPattern
@@ -99,30 +96,7 @@ class BookSourceActivity : VMBaseActivity<BookSourceViewModel>(R.layout.activity
         when (item.itemId) {
             R.id.menu_add_book_source -> startActivity<BookSourceEditActivity>()
             R.id.menu_import_source_qr -> startActivityForResult<QrCodeActivity>(qrRequestCode)
-            R.id.menu_share_source -> {
-                try {
-                    val json = GSON.toJson(adapter.getSelection())
-                    val intent = Intent(Intent.ACTION_SEND)
-                    val file = FileUtils.createFileWithReplace("$filesDir/shareBookSource.json")
-                    file.writeText(json)
-                    val fileUri = FileProvider.getUriForFile(
-                        this,
-                        BuildConfig.APPLICATION_ID + ".fileProvider",
-                        file
-                    )
-                    intent.type = "text/*"
-                    intent.putExtra(Intent.EXTRA_STREAM, fileUri)
-                    intent.flags = Intent.FLAG_GRANT_READ_URI_PERMISSION
-                    startActivity(
-                        Intent.createChooser(
-                            intent,
-                            getString(R.string.share_selected_source)
-                        )
-                    )
-                } catch (e: ActivityNotFoundException) {
-                    e.printStackTrace()
-                }
-            }
+            R.id.menu_share_source -> viewModel.shareSelection(adapter.getSelection())
             R.id.menu_group_manage ->
                 GroupManageDialog().show(supportFragmentManager, "groupManage")
             R.id.menu_import_source_local -> FilePicker
diff --git a/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceViewModel.kt b/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceViewModel.kt
index e291ac625..126d47dac 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceViewModel.kt
@@ -1,9 +1,13 @@
 package io.legado.app.ui.book.source.manage
 
 import android.app.Application
+import android.content.Intent
 import android.text.TextUtils
+import androidx.core.content.FileProvider
 import androidx.documentfile.provider.DocumentFile
 import io.legado.app.App
+import io.legado.app.BuildConfig
+import io.legado.app.R
 import io.legado.app.base.BaseViewModel
 import io.legado.app.constant.AppPattern
 import io.legado.app.data.entities.BookSource
@@ -163,6 +167,28 @@ class BookSourceViewModel(application: Application) : BaseViewModel(application)
         }
     }
 
+    fun shareSelection(sources: List<BookSource>) {
+        execute {
+            val intent = Intent(Intent.ACTION_SEND)
+            val file = FileUtils.createFileWithReplace("${context.filesDir}/shareBookSource.json")
+            file.writeText(GSON.toJson(sources))
+            val fileUri = FileProvider.getUriForFile(
+                context,
+                BuildConfig.APPLICATION_ID + ".fileProvider",
+                file
+            )
+            intent.type = "text/*"
+            intent.putExtra(Intent.EXTRA_STREAM, fileUri)
+            intent.flags = Intent.FLAG_GRANT_READ_URI_PERMISSION
+            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+            intent
+        }.onSuccess {
+            context.startActivity(
+                Intent.createChooser(it, context.getString(R.string.share_selected_source))
+            )
+        }
+    }
+
     fun addGroup(group: String) {
         execute {
             val sources = App.db.bookSourceDao().noGroup
diff --git a/app/src/main/java/io/legado/app/utils/ContextExtensions.kt b/app/src/main/java/io/legado/app/utils/ContextExtensions.kt
index 7366cb602..cd391a0c3 100644
--- a/app/src/main/java/io/legado/app/utils/ContextExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/ContextExtensions.kt
@@ -126,7 +126,7 @@ fun Context.shareWithQr(title: String, text: String) {
                 file
             )
             val intent = Intent(Intent.ACTION_SEND)
-            intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK
+            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
             intent.putExtra(Intent.EXTRA_STREAM, contentUri)
             intent.type = "image/png"
             startActivity(Intent.createChooser(intent, title))
@@ -160,6 +160,7 @@ fun Context.sendMail(mail: String) {
     try {
         val intent = Intent(Intent.ACTION_SENDTO)
         intent.data = Uri.parse("mailto:$mail")
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
         startActivity(intent)
     } catch (e: Exception) {
         toast(e.localizedMessage ?: "Error")
@@ -197,6 +198,7 @@ fun Context.openUrl(url: String) {
 fun Context.openUrl(uri: Uri) {
     val intent = Intent(Intent.ACTION_VIEW)
     intent.data = uri
+    intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
     if (intent.resolveActivity(packageManager) != null) {
         try {
             startActivity(intent)