diff --git a/DownKyi.Core.Test/app.config b/DownKyi.Core.Test/app.config
index 20ad174..ef24f15 100644
--- a/DownKyi.Core.Test/app.config
+++ b/DownKyi.Core.Test/app.config
@@ -7,7 +7,7 @@
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
         <assemblyIdentity name="System.Runtime.CompilerServices.Unsafe" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-5.0.0.0" newVersion="5.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
       </dependentAssembly>
     </assemblyBinding>
   </runtime>
diff --git a/DownKyi.Core/DownKyi.Core.csproj b/DownKyi.Core/DownKyi.Core.csproj
index e7d2790..7e57e38 100644
--- a/DownKyi.Core/DownKyi.Core.csproj
+++ b/DownKyi.Core/DownKyi.Core.csproj
@@ -36,16 +36,16 @@
     <Reference Include="Brotli.Core, Version=2.1.1.0, Culture=neutral, processorArchitecture=MSIL">
       <HintPath>..\packages\Brotli.NET.2.1.1\lib\net45\Brotli.Core.dll</HintPath>
     </Reference>
-    <Reference Include="Google.Protobuf, Version=3.18.1.0, Culture=neutral, PublicKeyToken=a7d26565bac4d604, processorArchitecture=MSIL">
-      <HintPath>..\packages\Google.Protobuf.3.18.1\lib\net45\Google.Protobuf.dll</HintPath>
+    <Reference Include="Google.Protobuf, Version=3.19.1.0, Culture=neutral, PublicKeyToken=a7d26565bac4d604, processorArchitecture=MSIL">
+      <HintPath>..\packages\Google.Protobuf.3.19.1\lib\net45\Google.Protobuf.dll</HintPath>
     </Reference>
     <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>..\packages\Newtonsoft.Json.13.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
     <Reference Include="PresentationCore" />
     <Reference Include="PresentationFramework" />
-    <Reference Include="QRCoder, Version=1.4.1.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\QRCoder.1.4.1\lib\net40\QRCoder.dll</HintPath>
+    <Reference Include="QRCoder, Version=1.4.3.0, Culture=neutral, PublicKeyToken=c4ed5b9ae8358a28, processorArchitecture=MSIL">
+      <HintPath>..\packages\QRCoder.1.4.3\lib\net40\QRCoder.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Buffers, Version=4.0.3.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51, processorArchitecture=MSIL">
@@ -64,8 +64,8 @@
     <Reference Include="System.Numerics.Vectors, Version=4.1.4.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Numerics.Vectors.4.5.0\lib\net46\System.Numerics.Vectors.dll</HintPath>
     </Reference>
-    <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=5.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.5.0.0\lib\net45\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
+    <Reference Include="System.Runtime.CompilerServices.Unsafe, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.Runtime.CompilerServices.Unsafe.6.0.0\lib\net461\System.Runtime.CompilerServices.Unsafe.dll</HintPath>
     </Reference>
     <Reference Include="System.Runtime.InteropServices.RuntimeInformation, Version=4.0.1.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Runtime.InteropServices.RuntimeInformation.4.3.0\lib\net45\System.Runtime.InteropServices.RuntimeInformation.dll</HintPath>
@@ -280,8 +280,8 @@
     </PropertyGroup>
     <Error Condition="!Exists('..\packages\Brotli.NET.2.1.1\build\Brotli.NET.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Brotli.NET.2.1.1\build\Brotli.NET.targets'))" />
     <Error Condition="!Exists('..\packages\System.Data.SQLite.Core.1.0.112.2\build\net40\System.Data.SQLite.Core.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\System.Data.SQLite.Core.1.0.112.2\build\net40\System.Data.SQLite.Core.targets'))" />
-    <Error Condition="!Exists('..\packages\Google.Protobuf.Tools.3.18.1\build\Google.Protobuf.Tools.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Google.Protobuf.Tools.3.18.1\build\Google.Protobuf.Tools.targets'))" />
+    <Error Condition="!Exists('..\packages\Google.Protobuf.Tools.3.19.1\build\Google.Protobuf.Tools.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Google.Protobuf.Tools.3.19.1\build\Google.Protobuf.Tools.targets'))" />
   </Target>
   <Import Project="..\packages\System.Data.SQLite.Core.1.0.112.2\build\net40\System.Data.SQLite.Core.targets" Condition="Exists('..\packages\System.Data.SQLite.Core.1.0.112.2\build\net40\System.Data.SQLite.Core.targets')" />
-  <Import Project="..\packages\Google.Protobuf.Tools.3.18.1\build\Google.Protobuf.Tools.targets" Condition="Exists('..\packages\Google.Protobuf.Tools.3.18.1\build\Google.Protobuf.Tools.targets')" />
+  <Import Project="..\packages\Google.Protobuf.Tools.3.19.1\build\Google.Protobuf.Tools.targets" Condition="Exists('..\packages\Google.Protobuf.Tools.3.19.1\build\Google.Protobuf.Tools.targets')" />
 </Project>
\ No newline at end of file
diff --git a/DownKyi.Core/Properties/AssemblyInfo.cs b/DownKyi.Core/Properties/AssemblyInfo.cs
index e3405cb..18b88bb 100644
--- a/DownKyi.Core/Properties/AssemblyInfo.cs
+++ b/DownKyi.Core/Properties/AssemblyInfo.cs
@@ -10,7 +10,7 @@ using System.Runtime.InteropServices;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("DownKyi")]
 [assembly: AssemblyProduct("DownKyi.Core")]
-[assembly: AssemblyCopyright("Copyright ©  2021")]
+[assembly: AssemblyCopyright("Copyright ©  Downkyi 2020-2021")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
 
@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 //可以指定所有这些值，也可以使用“生成号”和“修订号”的默认值
 //通过使用 "*"，如下所示:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("2.0.0.0")]
-[assembly: AssemblyFileVersion("2.0.0.0")]
+[assembly: AssemblyVersion("2.1.0.0")]
+[assembly: AssemblyFileVersion("2.1.0.0")]
diff --git a/DownKyi.Core/app.config b/DownKyi.Core/app.config
index f10b4ac..1696df6 100644
--- a/DownKyi.Core/app.config
+++ b/DownKyi.Core/app.config
@@ -4,7 +4,7 @@
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
         <assemblyIdentity name="System.Runtime.CompilerServices.Unsafe" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-5.0.0.0" newVersion="5.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-6.0.0.0" newVersion="6.0.0.0" />
       </dependentAssembly>
     </assemblyBinding>
   </runtime>
diff --git a/DownKyi.Core/packages.config b/DownKyi.Core/packages.config
index 25076d7..c49a756 100644
--- a/DownKyi.Core/packages.config
+++ b/DownKyi.Core/packages.config
@@ -1,14 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Brotli.NET" version="2.1.1" targetFramework="net472" />
-  <package id="Google.Protobuf" version="3.18.1" targetFramework="net472" />
-  <package id="Google.Protobuf.Tools" version="3.18.1" targetFramework="net472" />
+  <package id="Google.Protobuf" version="3.19.1" targetFramework="net472" />
+  <package id="Google.Protobuf.Tools" version="3.19.1" targetFramework="net472" />
   <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
-  <package id="QRCoder" version="1.4.1" targetFramework="net472" />
+  <package id="QRCoder" version="1.4.3" targetFramework="net472" />
   <package id="System.Buffers" version="4.5.1" targetFramework="net472" />
   <package id="System.Data.SQLite.Core" version="1.0.112.2" targetFramework="net472" />
   <package id="System.Memory" version="4.5.4" targetFramework="net472" />
   <package id="System.Numerics.Vectors" version="4.5.0" targetFramework="net472" />
-  <package id="System.Runtime.CompilerServices.Unsafe" version="5.0.0" targetFramework="net472" />
+  <package id="System.Runtime.CompilerServices.Unsafe" version="6.0.0" targetFramework="net472" />
   <package id="System.Runtime.InteropServices.RuntimeInformation" version="4.3.0" targetFramework="net472" />
 </packages>
\ No newline at end of file
diff --git a/DownKyi/Views/Settings/ViewAbout.xaml b/DownKyi/Views/Settings/ViewAbout.xaml
index 896e8d9..f769594 100644
--- a/DownKyi/Views/Settings/ViewAbout.xaml
+++ b/DownKyi/Views/Settings/ViewAbout.xaml
@@ -188,7 +188,7 @@
                             Grid.Column="2"
                             FontSize="12"
                             Foreground="{DynamicResource BrushTextDark}"
-                            Text="3.17.3" />
+                            Text="3.19.1" />
                         <TextBlock
                             Grid.Row="2"
                             Grid.Column="3"
@@ -269,7 +269,7 @@
                             Grid.Column="2"
                             FontSize="12"
                             Foreground="{DynamicResource BrushTextDark}"
-                            Text="1.4.1" />
+                            Text="1.4.3" />
                         <TextBlock
                             Grid.Row="5"
                             Grid.Column="3"