diff --git a/.github/workflows/dotnet-desktop.yml b/.github/workflows/dotnet-desktop.yml
index 30a83f7..fa2adb8 100644
--- a/.github/workflows/dotnet-desktop.yml
+++ b/.github/workflows/dotnet-desktop.yml
@@ -19,6 +19,7 @@ jobs:
 
     env:
       Solution_Name: Acrolinx.Demo.Sidebar.Net.sln
+      NUGET_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
     steps:
       - name: Checkout
diff --git a/.gitignore b/.gitignore
index 9977ba3..31f7e08 100644
--- a/.gitignore
+++ b/.gitignore
@@ -13,3 +13,4 @@ download
 
 # Eclipse
 .project
+Acrolinx.Demo.Sidebar/runtimes/
diff --git a/Acrolinx.Demo.Sidebar.Net.sln b/Acrolinx.Demo.Sidebar.Net.sln
index 031216f..de2ac37 100644
--- a/Acrolinx.Demo.Sidebar.Net.sln
+++ b/Acrolinx.Demo.Sidebar.Net.sln
@@ -8,13 +8,19 @@ EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
+		Debug|x86 = Debug|x86
 		Release|Any CPU = Release|Any CPU
+		Release|x86 = Release|x86
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
 		{41FA1FDD-2E94-45D4-808F-DC8E611F3DEE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{41FA1FDD-2E94-45D4-808F-DC8E611F3DEE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{41FA1FDD-2E94-45D4-808F-DC8E611F3DEE}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{41FA1FDD-2E94-45D4-808F-DC8E611F3DEE}.Debug|x86.Build.0 = Debug|Any CPU
 		{41FA1FDD-2E94-45D4-808F-DC8E611F3DEE}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{41FA1FDD-2E94-45D4-808F-DC8E611F3DEE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{41FA1FDD-2E94-45D4-808F-DC8E611F3DEE}.Release|x86.ActiveCfg = Release|Any CPU
+		{41FA1FDD-2E94-45D4-808F-DC8E611F3DEE}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/Acrolinx.Demo.Sidebar/Acrolinx.Demo.Sidebar.csproj b/Acrolinx.Demo.Sidebar/Acrolinx.Demo.Sidebar.csproj
index a31c9b3..e6f9acd 100644
--- a/Acrolinx.Demo.Sidebar/Acrolinx.Demo.Sidebar.csproj
+++ b/Acrolinx.Demo.Sidebar/Acrolinx.Demo.Sidebar.csproj
@@ -9,10 +9,12 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>Acrolinx.Demo.Sidebar</RootNamespace>
     <AssemblyName>Acrolinx.Demo.Sidebar</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <TargetFrameworkProfile />
     <CodeContractsAssemblyMode>0</CodeContractsAssemblyMode>
+    <NuGetPackageImportStamp>
+    </NuGetPackageImportStamp>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
     <PlatformTarget>AnyCPU</PlatformTarget>
@@ -81,24 +83,39 @@
     <ApplicationIcon>acrolinx.ico</ApplicationIcon>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Acrolinx.Sidebar, Version=1.1.8.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Acrolinx.Sidebar.1.1.8.1220\lib\net45\Acrolinx.Sidebar.dll</HintPath>
+    <Reference Include="Acrolinx.Sidebar, Version=2.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Acrolinx.Sidebar.2.0.0.1380\lib\net472\Acrolinx.Sidebar.dll</HintPath>
     </Reference>
-    <Reference Include="Diff.Match.Patch, Version=0.0.0.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Diff.Match.Patch.2.1.0\lib\net45\Diff.Match.Patch.dll</HintPath>
+    <Reference Include="Diff.Match.Patch, Version=3.0.1.0, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\Diff.Match.Patch.3.0.1\lib\netstandard2.0\Diff.Match.Patch.dll</HintPath>
     </Reference>
-    <Reference Include="FSharp.Core, Version=4.7.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
-      <HintPath>..\packages\FSharp.Core.4.7.2\lib\net45\FSharp.Core.dll</HintPath>
+    <Reference Include="FSharp.Core, Version=5.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\FSharp.Core.5.0.0\lib\netstandard2.0\FSharp.Core.dll</HintPath>
     </Reference>
-    <Reference Include="log4net, Version=2.0.14.0, Culture=neutral, PublicKeyToken=669e0ddf0bb1aa2a, processorArchitecture=MSIL">
-      <HintPath>..\packages\log4net.2.0.14\lib\net45\log4net.dll</HintPath>
+    <Reference Include="log4net, Version=2.0.15.0, Culture=neutral, PublicKeyToken=669e0ddf0bb1aa2a, processorArchitecture=MSIL">
+      <HintPath>..\packages\log4net.2.0.15\lib\net45\log4net.dll</HintPath>
+    </Reference>
+    <Reference Include="Microsoft.Web.WebView2.Core, Version=1.0.2151.40, Culture=neutral, PublicKeyToken=2a8ab48044d2601e, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Web.WebView2.1.0.2151.40\lib\net45\Microsoft.Web.WebView2.Core.dll</HintPath>
+    </Reference>
+    <Reference Include="Microsoft.Web.WebView2.WinForms, Version=1.0.2151.40, Culture=neutral, PublicKeyToken=2a8ab48044d2601e, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Web.WebView2.1.0.2151.40\lib\net45\Microsoft.Web.WebView2.WinForms.dll</HintPath>
+    </Reference>
+    <Reference Include="Microsoft.Web.WebView2.Wpf, Version=1.0.2151.40, Culture=neutral, PublicKeyToken=2a8ab48044d2601e, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Web.WebView2.1.0.2151.40\lib\net45\Microsoft.Web.WebView2.Wpf.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>
+      <HintPath>..\packages\Newtonsoft.Json.13.0.3\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Configuration" />
     <Reference Include="System.Core" />
+    <Reference Include="System.IO.Compression.FileSystem" />
+    <Reference Include="System.IO.Compression.ZipFile, Version=4.0.2.0, Culture=neutral, PublicKeyToken=b77a5c561934e089, processorArchitecture=MSIL">
+      <HintPath>..\packages\System.IO.Compression.ZipFile.4.3.0\lib\net46\System.IO.Compression.ZipFile.dll</HintPath>
+      <Private>True</Private>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System.Web" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
@@ -134,6 +151,7 @@
     <Compile Include="TextBoxAdapter.cs" />
     <EmbeddedResource Include="MultiSample.resx">
       <DependentUpon>MultiSample.cs</DependentUpon>
+      <SubType>Designer</SubType>
     </EmbeddedResource>
     <EmbeddedResource Include="Properties\Resources.resx">
       <Generator>ResXFileCodeGenerator</Generator>
@@ -150,6 +168,7 @@
     </EmbeddedResource>
     <EmbeddedResource Include="SimpleSample.resx">
       <DependentUpon>SimpleSample.cs</DependentUpon>
+      <SubType>Designer</SubType>
     </EmbeddedResource>
     <None Include="packages.config">
       <SubType>Designer</SubType>
@@ -170,13 +189,20 @@
   <ItemGroup>
     <Content Include="acrolinx.ico" />
     <Content Include="Acrolinx.Sidebar.log4net.xml" />
-    <Content Include="Acrolinx.Startpage.dll">
-      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
-    </Content>
     <Content Include="Config.Resource.log4net.xml" />
+    <Content Include="runtimes\win-arm64\native\WebView2Loader.dll" />
+    <Content Include="runtimes\win-x64\native\WebView2Loader.dll" />
+    <Content Include="runtimes\win-x86\native\WebView2Loader.dll" />
     <None Include="Resources\loading.bmp" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <Import Project="..\packages\Microsoft.Web.WebView2.1.0.2151.40\build\Microsoft.Web.WebView2.targets" Condition="Exists('..\packages\Microsoft.Web.WebView2.1.0.2151.40\build\Microsoft.Web.WebView2.targets')" />
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('..\packages\Microsoft.Web.WebView2.1.0.2151.40\build\Microsoft.Web.WebView2.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Microsoft.Web.WebView2.1.0.2151.40\build\Microsoft.Web.WebView2.targets'))" />
+  </Target>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
   <Target Name="BeforeBuild">
diff --git a/Acrolinx.Demo.Sidebar/Acrolinx.Startpage.dll b/Acrolinx.Demo.Sidebar/Acrolinx.Startpage.dll
deleted file mode 100644
index 330d910..0000000
Binary files a/Acrolinx.Demo.Sidebar/Acrolinx.Startpage.dll and /dev/null differ
diff --git a/Acrolinx.Demo.Sidebar/App.config b/Acrolinx.Demo.Sidebar/App.config
index 9dd9317..8ee4052 100644
--- a/Acrolinx.Demo.Sidebar/App.config
+++ b/Acrolinx.Demo.Sidebar/App.config
@@ -7,7 +7,7 @@
         </sectionGroup>
     </configSections>
     <startup> 
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" />
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8" />
     </startup>
     <applicationSettings>
         <Acrolinx.Demo.Sidebar.Properties.Settings>
@@ -170,7 +170,15 @@ CAUTION: Don't lift the 360 chassis by the front (bezel end) and back (service e
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="log4net" publicKeyToken="669e0ddf0bb1aa2a" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-2.0.14.0" newVersion="2.0.14.0" />
+        <bindingRedirect oldVersion="0.0.0.0-2.0.15.0" newVersion="2.0.15.0" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Microsoft.Web.WebView2.WinForms" publicKeyToken="2a8ab48044d2601e" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-1.0.2151.40" newVersion="1.0.2151.40" />
+      </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="Microsoft.Web.WebView2.Core" publicKeyToken="2a8ab48044d2601e" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-1.0.2151.40" newVersion="1.0.2151.40" />
       </dependentAssembly>
     </assemblyBinding>
   </runtime>
diff --git a/Acrolinx.Demo.Sidebar/Integration.cs b/Acrolinx.Demo.Sidebar/Integration.cs
index 2a44e4e..7f48ce6 100644
--- a/Acrolinx.Demo.Sidebar/Integration.cs
+++ b/Acrolinx.Demo.Sidebar/Integration.cs
@@ -36,8 +36,7 @@ public Integration(AcrolinxSidebar sidebar)
             //This allows you to talk to the server without configuring CORS.
             //Ensure the SidebarSourceLocation uses the same host as ServerAddress.
             //Ensure the external name of the Acrolinx Server equals the host name you are talking to.
-            //sidebar.SidebarSourceLocation = "http://yourlocalserver:8031/sidebar/v14/index.html";
-            //sidebar.ServerAddress = "http://yourlocalserver:8031";
+            //sidebar.ServerAddress = "https://company.acrolinx.cloud";
             //sidebar.ShowServerSelector = false;
             //Make sure to call sidebar.Start() instead of sidebar.Start(serverAddress), if you uncomment one of these options.
 
@@ -52,9 +51,12 @@ public Integration(AcrolinxSidebar sidebar)
             //Set version information. This is used for support and Acrolinx Analytics.
             //sidebar.RegisterClientComponent(typeof(Integration).Assembly, "Acrolinx for " + Application.ProductName, AcrolinxSidebar.SoftwareComponentCategory.MAIN);
             //sidebar.RegisterClientComponent(Assembly.GetEntryAssembly(), Application.ProductName, AcrolinxSidebar.SoftwareComponentCategory.DEFAULT);
+        }
 
+        public async Task Start()
+        {
             //Start the Sidebar, which connects to an Acrolinx Server.
-            sidebar.Start();
+            await sidebar.Start();
         }
 
         public void RegisterTextBox(TextBox textBox)
@@ -79,14 +81,14 @@ public void RegisterXmlTextBox(TextBox textBox)
         private MultiAdapter current = new MultiAdapter("", new UniversalAdapter[0], Format.Auto);
         private MultiAdapter request = new MultiAdapter("", new UniversalAdapter[0], Format.Auto);
 
-        private void RequestCheck(object sender, EventArgs e)
+        private async void RequestCheck(object sender, EventArgs e)
         {
             Logger.AcroLog.Info("RequestCheck");
 
             request = new MultiAdapter("DotNetSampleXML", adapterList, Format.Auto);
             request.DocumentReference = "dotnetSample/topspin.xml"; //Document reference should be set to path, uri or unique id of the current document
 
-            var checkId = sidebar.Check(request.Document);
+            var checkId = await sidebar.Check(request.Document);
 
             Logger.AcroLog.Debug("Check submitted with id: " + checkId);
         }
@@ -99,7 +101,7 @@ private void Checked(object sender, CheckedEventArgs e)
         }
 
 
-        private void SelectRanges(object sender, MatchesEventArgs e)
+        private async void SelectRanges(object sender, MatchesEventArgs e)
         {
             Contract.Requires(e.Matches.All(m => (0 <= m.Range.Start && m.Range.End <= current.Document.Content.Length)));
 
@@ -112,11 +114,11 @@ private void SelectRanges(object sender, MatchesEventArgs e)
             catch (Exception err)
             {
                 Logger.AcroLog.Error(err);
-                sidebar.InvalidateRanges(e.CheckId, e.Matches);
+                await sidebar.InvalidateRanges(e.CheckId, e.Matches);
             }
         }
 
-        private void ReplaceRanges(object sender, MatchesWithReplacementEventArgs e)
+        private async void ReplaceRanges(object sender, MatchesWithReplacementEventArgs e)
         {
             Contract.Requires(e.Matches.All(m => m.Range.Start >= 0 && m.Range.End <= current.Document.Content.Length));
             Logger.AcroLog.Info("ReplaceRanges: " + e.Matches);
@@ -127,7 +129,7 @@ private void ReplaceRanges(object sender, MatchesWithReplacementEventArgs e)
             catch (Exception err)
             {
                 Logger.AcroLog.Error(err);
-                sidebar.InvalidateRanges(e.CheckId, e.Matches);
+                await sidebar.InvalidateRanges(e.CheckId, e.Matches);
             }
         }
     }
diff --git a/Acrolinx.Demo.Sidebar/MultiSample.Designer.cs b/Acrolinx.Demo.Sidebar/MultiSample.Designer.cs
index c7efa5b..3e91a28 100644
--- a/Acrolinx.Demo.Sidebar/MultiSample.Designer.cs
+++ b/Acrolinx.Demo.Sidebar/MultiSample.Designer.cs
@@ -141,13 +141,17 @@ private void InitializeComponent()
             // 
             // acrolinxSidebar
             // 
+            this.acrolinxSidebar.ClientLocale = "";
             this.acrolinxSidebar.ClientSignature = "SW50ZWdyYXRpb25EZXZlbG9wbWVudERlbW9Pbmx5";
             this.acrolinxSidebar.Dock = System.Windows.Forms.DockStyle.Right;
             this.acrolinxSidebar.Location = new System.Drawing.Point(816, 0);
+            this.acrolinxSidebar.Margin = new System.Windows.Forms.Padding(4);
             this.acrolinxSidebar.MaximumSize = new System.Drawing.Size(300, 0);
+            this.acrolinxSidebar.MinimumSidebarVersion = "14.5.0";
             this.acrolinxSidebar.MinimumSize = new System.Drawing.Size(300, 0);
             this.acrolinxSidebar.Name = "acrolinxSidebar";
             this.acrolinxSidebar.Size = new System.Drawing.Size(300, 513);
+            this.acrolinxSidebar.SupportCheckSelection = false;
             this.acrolinxSidebar.TabIndex = 2;
             // 
             // MultiSample
@@ -160,6 +164,7 @@ private void InitializeComponent()
             this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
             this.Name = "MultiSample";
             this.Text = "Acrolinx Sidebar .NET Multi";
+            this.Load += new System.EventHandler(this.MultiSample_Load);
             this.panel1.ResumeLayout(false);
             this.panel1.PerformLayout();
             this.panel2.ResumeLayout(false);
diff --git a/Acrolinx.Demo.Sidebar/MultiSample.cs b/Acrolinx.Demo.Sidebar/MultiSample.cs
index a875b82..cab52a1 100644
--- a/Acrolinx.Demo.Sidebar/MultiSample.cs
+++ b/Acrolinx.Demo.Sidebar/MultiSample.cs
@@ -29,7 +29,6 @@ public MultiSample()
 
             integration = new Integration(acrolinxSidebar);
 
-
             integration.RegisterTitleTextBox(textBoxTitle); //Deal with plain text
             integration.RegisterXmlTextBox(textBoxPlainXML); //Deal with xml content
 
@@ -37,8 +36,6 @@ public MultiSample()
             {
                 addTextSnippet();
             }
-
-
         }
 
          private void addTextSnippetToolStripMenuItem_Click(object sender, EventArgs e)
@@ -64,5 +61,10 @@ private void addTextSnippet()
 
              integration.RegisterTextBox(newTextBox);
          }
+
+        private async void MultiSample_Load(object sender, EventArgs e)
+        {
+           await integration.Start();
+        }
     }
 }
diff --git a/Acrolinx.Demo.Sidebar/Properties/Resources.Designer.cs b/Acrolinx.Demo.Sidebar/Properties/Resources.Designer.cs
index 230a1cd..b5602b2 100644
--- a/Acrolinx.Demo.Sidebar/Properties/Resources.Designer.cs
+++ b/Acrolinx.Demo.Sidebar/Properties/Resources.Designer.cs
@@ -19,7 +19,7 @@ namespace Acrolinx.Demo.Sidebar.Properties {
     // class via a tool like ResGen or Visual Studio.
     // To add or remove a member, edit your .ResX file then rerun ResGen
     // with the /str option, or rebuild your VS project.
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "17.0.0.0")]
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
     internal class Resources {
@@ -61,12 +61,11 @@ internal Resources() {
         }
         
         /// <summary>
-        ///   Looks up a localized resource of type System.Drawing.Bitmap.
+        ///   Looks up a localized string similar to (Translation placeholder, please remove from source file.).
         /// </summary>
-        internal static System.Drawing.Bitmap loading {
+        internal static string PLACEHOLDER {
             get {
-                object obj = ResourceManager.GetObject("loading", resourceCulture);
-                return ((System.Drawing.Bitmap)(obj));
+                return ResourceManager.GetString("PLACEHOLDER", resourceCulture);
             }
         }
     }
diff --git a/Acrolinx.Demo.Sidebar/Properties/Settings.Designer.cs b/Acrolinx.Demo.Sidebar/Properties/Settings.Designer.cs
index cf5bed9..8807932 100644
--- a/Acrolinx.Demo.Sidebar/Properties/Settings.Designer.cs
+++ b/Acrolinx.Demo.Sidebar/Properties/Settings.Designer.cs
@@ -12,7 +12,7 @@ namespace Acrolinx.Demo.Sidebar.Properties {
     
     
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "12.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "17.0.3.0")]
     internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase {
         
         private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
@@ -25,49 +25,48 @@ public static Settings Default {
         
         [global::System.Configuration.ApplicationScopedSettingAttribute()]
         [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
-        [global::System.Configuration.DefaultSettingValueAttribute("Topspin 360 Quick Start\r\n\r\nThis document will describe the basic steps required t" +
-            "o install and configure the Topspin 360 system.\r\nRequirements\r\nTo install the To" +
-            "pspin 360 into a rack, you require the following:\r\n\r\n - one #1 and one #2 Philli" +
-            "ps-head screwdriver for fitting\r\n - one managment workstation, such as a PC runn" +
-            "ing terminal-emulation software\r\n - the chasis cable kit (included)\r\n - two peop" +
-            "le to safely lift the unit into the rack\r\n- TEST_CONTAINER\r\n\r\nTopspin 360 Packag" +
-            "e Contents\r\n\r\nYou will find the following items in your Topspin package:\r\n\r\n - 1" +
-            " Topspin 360 Server Switch\r\n - 1 or 2 12-port InfiniBand switch blades\r\n - 1 or " +
-            "2 power supplies\r\n - 1 or 2 fan trays \r\n - 1 or 2 system controllers \r\n - 2 rack" +
-            "-mount brackets and mounting screws\r\n - 1 power-supply blanking panel\r\n - 1 expa" +
-            "nsion card blanking panel\r\n - 1 console-cable kit, which includes a DB-9 M/F ser" +
-            "ial cable\r\n - 1 or 2 6-foot (1.8-meter) AC power cables\r\n - 1 CD-ROM containing " +
-            "software and user documentation\r\n - 1 Quick Start Guide\r\n - 1 warranty card\r\n\r\nP" +
-            "reparing the Site\r\n\r\nTo prepare the site for the Topspin 360, perform the follow" +
-            "ing steps:\r\n\r\n1.\tRead the cautionary statements in \"Safety Information\" on page " +
-            "5.\r\n2.\tFill the Topspin registration form out online. Go to http://www.topspin.c" +
-            "om/support/prodreg.cfm.\r\n3.\tVerify that the rack environment provides sufficient" +
-            " ventilation. \r\n4.\tUnpack the Topspin 360 package.\r\n5.\tVerify that you have all " +
-            "of the items on the Requirements list. Refer to \"Requirements\" on page 1.\r\n\r\nIns" +
-            "tall Topspin 360 FRUs\r\n\r\nInstall gateways and switch cards to increase the port " +
-            "count of your switch.\r\nNote: whenever possible install all FRUs before you rack " +
-            "your Topspin 360. You can continue to add or replace FRUs after you rack your de" +
-            "vice.\r\n\r\nTo install field replaceable units (FRUs), perform the following steps:" +
-            "\r\n\r\n1.\tInstall any expansion modules (Fibre Channel gateways or Ethernet gateway" +
-            "s):\r\na.\tRemove any filler panels from slots that will have a card installed. Beg" +
-            "in by filling the first gateway slot (slot 2).\r\nb.\tInstall Ethernet and/or Fibre" +
-            " Channel gateways, as appropriate to your Topspin system. For more information, " +
-            "see \"Install an Ethernet or Fibre Channel Gateway\" in the Topspin 360 Hardware G" +
-            "uide.\r\n2.\tInstall a additional InfiniBand switch card:\r\n\ta.\tRemove the blanking " +
-            "panel from the slot.\r\n\tb.\tSlide the IB switch card firmly into place. \r\n\tc.\tTigh" +
-            "ten the screws to the on the left and right-hand sides of the IB switch card.\r\n\r" +
-            "\nRack the Topspin 360\r\n\r\nTo mount the Topspin 360 in a rack, perform the followi" +
-            "ng steps:\r\n\r\n1.\tOpen the Topspin box.\r\n2.\tRemove the chassis, rack brackets, CD-" +
-            "ROM, parts bag, and documentation.\r\n\r\nCAUTION: Don\'t lift the 360 chassis by the" +
-            " front (bezel end) and back (service end). Lift the unit by the sides to prevent" +
-            " damage.\r\n\r\n1.\tPlace the chassis on a secure, clean surface.\r\n2.\tOpen the plasti" +
-            "c bag that contains the mounting hardware.\r\n3.\tVerify that the rack will provide" +
-            " sufficient clearance for the Topspin 360.\r\n4.\tLoosen the nuts on the sides of t" +
-            "he rack brackets, then adjust the length of your brackets to fit your rack. Tigh" +
-            "ten the bracket screws when the brackets fit the rack. Extend the brackets to 29" +
-            " inches or contract them to 24 inches.\r\n5.\tAttach the side flanges to the sides " +
-            "of the chassis with the screws provided, as shown in Figure 1-1 and Figure 1-2.\r" +
-            "\n")]
+        [global::System.Configuration.DefaultSettingValueAttribute("Topspin 360 Quick Start\n\nThis document will describe the basic steps required to " +
+            "install and configure the Topspin 360 system.\nRequirements\nTo install the Topspi" +
+            "n 360 into a rack, you require the following:\n\n - one #1 and one #2 Phillips-hea" +
+            "d screwdriver for fitting\n - one managment workstation, such as a PC running ter" +
+            "minal-emulation software\n - the chasis cable kit (included)\n - two people to saf" +
+            "ely lift the unit into the rack\n- TEST_CONTAINER\n\nTopspin 360 Package Contents\n\n" +
+            "You will find the following items in your Topspin package:\n\n - 1 Topspin 360 Ser" +
+            "ver Switch\n - 1 or 2 12-port InfiniBand switch blades\n - 1 or 2 power supplies\n " +
+            "- 1 or 2 fan trays \n - 1 or 2 system controllers \n - 2 rack-mount brackets and m" +
+            "ounting screws\n - 1 power-supply blanking panel\n - 1 expansion card blanking pan" +
+            "el\n - 1 console-cable kit, which includes a DB-9 M/F serial cable\n - 1 or 2 6-fo" +
+            "ot (1.8-meter) AC power cables\n - 1 CD-ROM containing software and user document" +
+            "ation\n - 1 Quick Start Guide\n - 1 warranty card\n\nPreparing the Site\n\nTo prepare " +
+            "the site for the Topspin 360, perform the following steps:\n\n1.\tRead the cautiona" +
+            "ry statements in \"Safety Information\" on page 5.\n2.\tFill the Topspin registratio" +
+            "n form out online. Go to http://www.topspin.com/support/prodreg.cfm.\n3.\tVerify t" +
+            "hat the rack environment provides sufficient ventilation. \n4.\tUnpack the Topspin" +
+            " 360 package.\n5.\tVerify that you have all of the items on the Requirements list." +
+            " Refer to \"Requirements\" on page 1.\n\nInstall Topspin 360 FRUs\n\nInstall gateways " +
+            "and switch cards to increase the port count of your switch.\nNote: whenever possi" +
+            "ble install all FRUs before you rack your Topspin 360. You can continue to add o" +
+            "r replace FRUs after you rack your device.\n\nTo install field replaceable units (" +
+            "FRUs), perform the following steps:\n\n1.\tInstall any expansion modules (Fibre Cha" +
+            "nnel gateways or Ethernet gateways):\na.\tRemove any filler panels from slots that" +
+            " will have a card installed. Begin by filling the first gateway slot (slot 2).\nb" +
+            ".\tInstall Ethernet and/or Fibre Channel gateways, as appropriate to your Topspin" +
+            " system. For more information, see \"Install an Ethernet or Fibre Channel Gateway" +
+            "\" in the Topspin 360 Hardware Guide.\n2.\tInstall a additional InfiniBand switch c" +
+            "ard:\n\ta.\tRemove the blanking panel from the slot.\n\tb.\tSlide the IB switch card f" +
+            "irmly into place. \n\tc.\tTighten the screws to the on the left and right-hand side" +
+            "s of the IB switch card.\n\nRack the Topspin 360\n\nTo mount the Topspin 360 in a ra" +
+            "ck, perform the following steps:\n\n1.\tOpen the Topspin box.\n2.\tRemove the chassis" +
+            ", rack brackets, CD-ROM, parts bag, and documentation.\n\nCAUTION: Don\'t lift the " +
+            "360 chassis by the front (bezel end) and back (service end). Lift the unit by th" +
+            "e sides to prevent damage.\n\n1.\tPlace the chassis on a secure, clean surface.\n2.\t" +
+            "Open the plastic bag that contains the mounting hardware.\n3.\tVerify that the rac" +
+            "k will provide sufficient clearance for the Topspin 360.\n4.\tLoosen the nuts on t" +
+            "he sides of the rack brackets, then adjust the length of your brackets to fit yo" +
+            "ur rack. Tighten the bracket screws when the brackets fit the rack. Extend the b" +
+            "rackets to 29 inches or contract them to 24 inches.\n5.\tAttach the side flanges t" +
+            "o the sides of the chassis with the screws provided, as shown in Figure 1-1 and " +
+            "Figure 1-2.\n")]
         public string topspin {
             get {
                 return ((string)(this["topspin"]));
diff --git a/Acrolinx.Demo.Sidebar/SimpleSample.Designer.cs b/Acrolinx.Demo.Sidebar/SimpleSample.Designer.cs
index a920a3a..14ea894 100644
--- a/Acrolinx.Demo.Sidebar/SimpleSample.Designer.cs
+++ b/Acrolinx.Demo.Sidebar/SimpleSample.Designer.cs
@@ -33,6 +33,7 @@ private void InitializeComponent()
             System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(SimpleSample));
             this.textBox = new System.Windows.Forms.TextBox();
             this.panel1 = new System.Windows.Forms.Panel();
+            this.showMessage = new System.Windows.Forms.Button();
             this.documentReferenceTextBox = new System.Windows.Forms.TextBox();
             this.label2 = new System.Windows.Forms.Label();
             this.labelWarning = new System.Windows.Forms.Label();
@@ -52,15 +53,17 @@ private void InitializeComponent()
             // 
             this.textBox.Dock = System.Windows.Forms.DockStyle.Fill;
             this.textBox.Location = new System.Drawing.Point(0, 0);
+            this.textBox.Margin = new System.Windows.Forms.Padding(4);
             this.textBox.MaxLength = 0;
             this.textBox.Multiline = true;
             this.textBox.Name = "textBox";
             this.textBox.ScrollBars = System.Windows.Forms.ScrollBars.Both;
-            this.textBox.Size = new System.Drawing.Size(618, 373);
+            this.textBox.Size = new System.Drawing.Size(824, 459);
             this.textBox.TabIndex = 1;
             // 
             // panel1
             // 
+            this.panel1.Controls.Add(this.showMessage);
             this.panel1.Controls.Add(this.documentReferenceTextBox);
             this.panel1.Controls.Add(this.label2);
             this.panel1.Controls.Add(this.labelWarning);
@@ -69,25 +72,39 @@ private void InitializeComponent()
             this.panel1.Controls.Add(this.formatComboBox);
             this.panel1.Dock = System.Windows.Forms.DockStyle.Top;
             this.panel1.Location = new System.Drawing.Point(0, 0);
+            this.panel1.Margin = new System.Windows.Forms.Padding(4);
             this.panel1.Name = "panel1";
-            this.panel1.Size = new System.Drawing.Size(908, 68);
+            this.panel1.Size = new System.Drawing.Size(1211, 84);
             this.panel1.TabIndex = 3;
             // 
+            // showMessage
+            // 
+            this.showMessage.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Right)));
+            this.showMessage.Location = new System.Drawing.Point(829, 41);
+            this.showMessage.Name = "showMessage";
+            this.showMessage.Size = new System.Drawing.Size(195, 32);
+            this.showMessage.TabIndex = 9;
+            this.showMessage.Text = "Show Message Demo";
+            this.showMessage.UseVisualStyleBackColor = true;
+            this.showMessage.Click += new System.EventHandler(this.showMessage_Click);
+            // 
             // documentReferenceTextBox
             // 
             this.documentReferenceTextBox.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
             | System.Windows.Forms.AnchorStyles.Right)));
-            this.documentReferenceTextBox.Location = new System.Drawing.Point(320, 3);
+            this.documentReferenceTextBox.Location = new System.Drawing.Point(427, 4);
+            this.documentReferenceTextBox.Margin = new System.Windows.Forms.Padding(4);
             this.documentReferenceTextBox.Name = "documentReferenceTextBox";
-            this.documentReferenceTextBox.Size = new System.Drawing.Size(576, 20);
+            this.documentReferenceTextBox.Size = new System.Drawing.Size(767, 22);
             this.documentReferenceTextBox.TabIndex = 8;
             // 
             // label2
             // 
             this.label2.AutoSize = true;
-            this.label2.Location = new System.Drawing.Point(202, 6);
+            this.label2.Location = new System.Drawing.Point(269, 7);
+            this.label2.Margin = new System.Windows.Forms.Padding(4, 0, 4, 0);
             this.label2.Name = "label2";
-            this.label2.Size = new System.Drawing.Size(112, 13);
+            this.label2.Size = new System.Drawing.Size(137, 16);
             this.label2.TabIndex = 7;
             this.label2.Text = "Document Reference:";
             // 
@@ -95,9 +112,10 @@ private void InitializeComponent()
             // 
             this.labelWarning.AutoSize = true;
             this.labelWarning.ForeColor = System.Drawing.Color.Red;
-            this.labelWarning.Location = new System.Drawing.Point(12, 33);
+            this.labelWarning.Location = new System.Drawing.Point(16, 41);
+            this.labelWarning.Margin = new System.Windows.Forms.Padding(4, 0, 4, 0);
             this.labelWarning.Name = "labelWarning";
-            this.labelWarning.Size = new System.Drawing.Size(33, 13);
+            this.labelWarning.Size = new System.Drawing.Size(39, 16);
             this.labelWarning.TabIndex = 6;
             this.labelWarning.Text = "Note:";
             // 
@@ -105,18 +123,20 @@ private void InitializeComponent()
             // 
             this.labelMessage.AutoSize = true;
             this.labelMessage.ForeColor = System.Drawing.SystemColors.ControlText;
-            this.labelMessage.Location = new System.Drawing.Point(57, 33);
+            this.labelMessage.Location = new System.Drawing.Point(76, 41);
+            this.labelMessage.Margin = new System.Windows.Forms.Padding(4, 0, 4, 0);
             this.labelMessage.Name = "labelMessage";
-            this.labelMessage.Size = new System.Drawing.Size(546, 26);
+            this.labelMessage.Size = new System.Drawing.Size(676, 32);
             this.labelMessage.TabIndex = 5;
             this.labelMessage.Text = resources.GetString("labelMessage.Text");
             // 
             // label1
             // 
             this.label1.AutoSize = true;
-            this.label1.Location = new System.Drawing.Point(12, 6);
+            this.label1.Location = new System.Drawing.Point(16, 7);
+            this.label1.Margin = new System.Windows.Forms.Padding(4, 0, 4, 0);
             this.label1.Name = "label1";
-            this.label1.Size = new System.Drawing.Size(42, 13);
+            this.label1.Size = new System.Drawing.Size(52, 16);
             this.label1.TabIndex = 4;
             this.label1.Text = "Format:";
             // 
@@ -124,15 +144,17 @@ private void InitializeComponent()
             // 
             this.formatComboBox.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
             this.formatComboBox.FormattingEnabled = true;
-            this.formatComboBox.Location = new System.Drawing.Point(60, 3);
+            this.formatComboBox.Location = new System.Drawing.Point(80, 4);
+            this.formatComboBox.Margin = new System.Windows.Forms.Padding(4);
             this.formatComboBox.Name = "formatComboBox";
-            this.formatComboBox.Size = new System.Drawing.Size(136, 21);
+            this.formatComboBox.Size = new System.Drawing.Size(180, 24);
             this.formatComboBox.TabIndex = 3;
             // 
             // splitContainer
             // 
             this.splitContainer.Dock = System.Windows.Forms.DockStyle.Fill;
-            this.splitContainer.Location = new System.Drawing.Point(0, 68);
+            this.splitContainer.Location = new System.Drawing.Point(0, 84);
+            this.splitContainer.Margin = new System.Windows.Forms.Padding(4);
             this.splitContainer.Name = "splitContainer";
             // 
             // splitContainer.Panel1
@@ -142,8 +164,9 @@ private void InitializeComponent()
             // splitContainer.Panel2
             // 
             this.splitContainer.Panel2.Controls.Add(this.acrolinxSidebar);
-            this.splitContainer.Size = new System.Drawing.Size(908, 373);
-            this.splitContainer.SplitterDistance = 618;
+            this.splitContainer.Size = new System.Drawing.Size(1211, 459);
+            this.splitContainer.SplitterDistance = 824;
+            this.splitContainer.SplitterWidth = 5;
             this.splitContainer.TabIndex = 7;
             // 
             // acrolinxSidebar
@@ -152,9 +175,10 @@ private void InitializeComponent()
             this.acrolinxSidebar.ClientSignature = "SW50ZWdyYXRpb25EZXZlbG9wbWVudERlbW9Pbmx5";
             this.acrolinxSidebar.Dock = System.Windows.Forms.DockStyle.Fill;
             this.acrolinxSidebar.Location = new System.Drawing.Point(0, 0);
+            this.acrolinxSidebar.Margin = new System.Windows.Forms.Padding(5);
             this.acrolinxSidebar.MinimumSidebarVersion = "14.4.3";
             this.acrolinxSidebar.Name = "acrolinxSidebar";
-            this.acrolinxSidebar.Size = new System.Drawing.Size(286, 373);
+            this.acrolinxSidebar.Size = new System.Drawing.Size(382, 459);
             this.acrolinxSidebar.SupportCheckSelection = true;
             this.acrolinxSidebar.TabIndex = 0;
             this.acrolinxSidebar.InitFinished += new Acrolinx.Sdk.Sidebar.SidebarInitFinishedEventHandler(this.acrolinxSidebar_InitFinished);
@@ -166,14 +190,17 @@ private void InitializeComponent()
             // 
             // SimpleSample
             // 
-            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 16F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(908, 441);
+            this.ClientSize = new System.Drawing.Size(1211, 543);
             this.Controls.Add(this.splitContainer);
             this.Controls.Add(this.panel1);
             this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
+            this.KeyPreview = true;
+            this.Margin = new System.Windows.Forms.Padding(4);
             this.Name = "SimpleSample";
             this.Text = "Acrolinx Sidebar .NET Simple";
+            this.Load += new System.EventHandler(this.SimpleSample_Load);
             this.panel1.ResumeLayout(false);
             this.panel1.PerformLayout();
             this.splitContainer.Panel1.ResumeLayout(false);
@@ -197,5 +224,6 @@ private void InitializeComponent()
         private System.Windows.Forms.SplitContainer splitContainer;
         private System.Windows.Forms.Label label2;
         private System.Windows.Forms.TextBox documentReferenceTextBox;
+        private System.Windows.Forms.Button showMessage;
     }
 }
\ No newline at end of file
diff --git a/Acrolinx.Demo.Sidebar/SimpleSample.cs b/Acrolinx.Demo.Sidebar/SimpleSample.cs
index 005a757..1af3d87 100644
--- a/Acrolinx.Demo.Sidebar/SimpleSample.cs
+++ b/Acrolinx.Demo.Sidebar/SimpleSample.cs
@@ -38,9 +38,10 @@ public SimpleSample(Format format, string documentReference, string text)
             this.textBox.Text = text;
             this.Text += " - " + documentReference;
 
-            acrolinxSidebar.Start();
         }
 
+        
+
         private void FillFormatList()
         {
             foreach (Format f in Enum.GetValues(typeof(Format)))
@@ -49,7 +50,7 @@ private void FillFormatList()
             }
         }
 
-        private void acrolinxSidebar_RequestCheck(object sender, CheckRequestedEventArgs e)
+        private async void acrolinxSidebar_RequestCheck(object sender, CheckRequestedEventArgs e)
         {
             Logger.AcroLog.Info("acrolinxSidebar_RequestCheck");
 
@@ -63,7 +64,7 @@ private void acrolinxSidebar_RequestCheck(object sender, CheckRequestedEventArgs
                 document.Selections = GetSelection();
             }
 
-            acrolinxSidebar.Check(document);
+            await acrolinxSidebar.Check(document);
         }
 
         private IReadOnlyList<IRange> GetSelection()
@@ -83,11 +84,11 @@ private void acrolinxSidebar_Checked(object sender, Sdk.Sidebar.CheckedEventArgs
             Logger.AcroLog.Info("acrolinxSidebar_Checked");
         }
 
-        private void acrolinxSidebar_SidebarSourceNotReachable(object sender, EventArgs e)
+        private async void acrolinxSidebar_SidebarSourceNotReachable(object sender, EventArgs e)
         {
             Logger.AcroLog.Info("acrolinxSidebar_SidebarSourceNotReachable");
 
-            acrolinxSidebar.Start(); //retry
+            await acrolinxSidebar.Start(); //retry
         }
 
         private void acrolinxSidebar_SelectRanges(object sender, Sdk.Sidebar.MatchesEventArgs e)
@@ -127,5 +128,18 @@ private void acrolinxSidebar_ReplaceRanges(object sender, Sdk.Sidebar.MatchesWit
                 textBox.SelectedText = string.Join("", e.Matches.Select(m => m.Replacement));
             }
         }
+
+        // Acrolinx Sidebar works asynchronously with webview2.
+        // Acrolinx Sidebar can be used only after initilization is complete.
+        private async void SimpleSample_Load(object sender, EventArgs e)
+        {
+           await acrolinxSidebar.Start();
+        }
+
+        private async void showMessage_Click(object sender, EventArgs e)
+        {
+            var message = new Sdk.Sidebar.Util.Message.Message(Sdk.Sidebar.Util.Message.MessageType.Warning, "Sample Message", "This is sample message!");
+            await acrolinxSidebar.ShowMessage(message);
+        }
     }
 }
diff --git a/Acrolinx.Demo.Sidebar/packages.config b/Acrolinx.Demo.Sidebar/packages.config
index bf7fcf5..7f7c20e 100644
--- a/Acrolinx.Demo.Sidebar/packages.config
+++ b/Acrolinx.Demo.Sidebar/packages.config
@@ -1,9 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Acrolinx.Sidebar" version="1.1.8.1220" targetFramework="net45" />
-  <package id="Acrolinx.Sidebar.Startpage.Dll" version="3.1.1.191" targetFramework="net45" />
-  <package id="Diff.Match.Patch" version="2.1.0" targetFramework="net45" />
-  <package id="FSharp.Core" version="4.7.2" targetFramework="net45" />
-  <package id="log4net" version="2.0.14" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="13.0.3" targetFramework="net45" />
+  <package id="Acrolinx.Sidebar" version="2.0.0.1380" targetFramework="net48" />
+  <package id="Diff.Match.Patch" version="3.0.1" targetFramework="net48" />
+  <package id="FSharp.Core" version="5.0.0" targetFramework="net48" />
+  <package id="log4net" version="2.0.15" targetFramework="net48" />
+  <package id="Microsoft.Web.WebView2" version="1.0.2151.40" targetFramework="net48" />
+  <package id="Newtonsoft.Json" version="13.0.3" targetFramework="net48" />
+  <package id="System.IO.Compression.ZipFile" version="4.3.0" targetFramework="net48" />
 </packages>
\ No newline at end of file
diff --git a/NuGet.Config b/NuGet.Config
new file mode 100644
index 0000000..a1275f5
--- /dev/null
+++ b/NuGet.Config
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <packageSources>
+    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" protocolVersion="3" />
+	<add key="github" value="https://nuget.pkg.github.com/acrolinx/index.json" />
+  </packageSources>
+  <packageSourceCredentials>
+        <github>
+            <add key="Username" value="%NUGET_USERNAME%" />
+            <add key="ClearTextPassword" value="%NUGET_TOKEN%" />
+        </github>
+    </packageSourceCredentials>
+  <packageRestore>
+    <add key="enabled" value="True" />
+    <add key="automatic" value="True" />
+  </packageRestore>
+  <bindingRedirects>
+    <add key="skip" value="False" />
+  </bindingRedirects>
+  <packageManagement>
+    <add key="format" value="0" />
+    <add key="disabled" value="False" />
+  </packageManagement>
+</configuration>
\ No newline at end of file
diff --git a/README.md b/README.md
index b3dba89..6a8ce26 100644
--- a/README.md
+++ b/README.md
@@ -34,11 +34,21 @@ Before you start developing your own integration, you might benefit from looking
 * the [Acrolinx SDKs](https://github.com/acrolinx?q=sdk), and
 * the [Acrolinx Demo Projects](https://github.com/acrolinx?q=demo).
 
+## Requirements
+
+The SDK uses Microsoft Web View 2 as browser control to render the Sidebar.
+
+WebView 2 comes preinstalled with Windows 11 and above.
+
+Windows 10 and 7 users are recommended to install WebVew 2 evergreen installer from Microsoft.
+
+Link to download evergreen installer for webview 2 from Microsoft: https://developer.microsoft.com/en-us/microsoft-edge/webview2/ 
+
 ## Getting Started
 
 ## Run Locally
 
-1. Make sure that you have installed Microsoft Visual Studio with C# support version 2015 or later.
+1. Make sure that you have installed Microsoft Visual Studio with C# support version 2019 or later.
 2. Since the Acrolinx Sidebar performs static code analysis to improve quality,
    you also have to install [Code Contracts for .NET](https://visualstudiogallery.msdn.microsoft.com/1ec7db13-3363-46c9-851f-1ce455f66970).
 3. Open the solution file [`Acrolinx.Demo.Sidebar.Net.sln`](Acrolinx.Demo.Sidebar.Net.sln) with Visual Studio.
@@ -70,11 +80,13 @@ Visual Studio downloads the required dependencies and compiles the Acrolinx .NET
 5. Somewhere in your initialization code, tell the Sidebar to start:
 
    ```csharp
-   acrolinxSidebar1.Start();
+   await acrolinxSidebar1.Start();
    ```
 
    ![Start Sidebar](/doc/start.png)
 
+   As the Sidebar uses Microsoft's WebView 2 control, which is asynchronous in nature, make sure you handle asynchronous code by appropriately using async/await keywords.
+
 6. Run the application. If you see the Acrolinx Sidebar, then everything went well.
 
 7. The next step is to implement the extraction and the events of the Sidebar:
@@ -95,8 +107,7 @@ To configure the Sidebar, use the properties window:
 2. **Start page**: Provides an interactive way to sign in to Acrolinx with built-in error handling.
 3. **Logger**: Provides [logging](https://github.com/acrolinx/sidebar-sdk-dotnet/blob/master/Acrolinx.Sidebar/Util/Logging/Logger.cs)
    using Log4net.
-4. **Acrolinx Storage**: Applications using the Internet Explorer web browser control may be denied to access LocalStorage.
-   The SDK uses its own [storage](https://github.com/acrolinx/sidebar-sdk-dotnet/blob/master/Acrolinx.Sidebar/Storage/RegistryAcrolinxStorage.cs)
+4. **Acrolinx Storage**: The SDK uses its own [storage](https://github.com/acrolinx/sidebar-sdk-dotnet/blob/master/Acrolinx.Sidebar/Storage/RegistryAcrolinxStorage.cs)
    mechanism using the Windows registry:
    + **Registry path**: `HKCU\Software\Acrolinx\Plugins\Storage\[KEY]`
    + **Fallback path**: `HKLM\Software\Acrolinx\Plugins\Storage\[KEY]`
diff --git a/doc/sample.png b/doc/sample.png
index 513d184..05fc854 100644
Binary files a/doc/sample.png and b/doc/sample.png differ
diff --git a/doc/start.png b/doc/start.png
index 7b5f944..7b6015d 100644
Binary files a/doc/start.png and b/doc/start.png differ