diff --git a/.gitignore b/.gitignore
index 6e62a1f..9ab3467 100644
--- a/.gitignore
+++ b/.gitignore
@@ -190,3 +190,5 @@ artifacts/
 /1. Desktop app calls Web API/AppCreationScripts/Steps.md
 /3.-Web-api-call-Microsoft-graph-for-personal-accounts/AppCreationScripts/createdApps.html
 /1.1 Desktop app calls Web API - PoP/AppCreationScripts/createdApps.html
+/.SharedData
+/out
diff --git a/1. Desktop app calls Web API/TodoListClient/TodoListClient.csproj b/1. Desktop app calls Web API/TodoListClient/TodoListClient.csproj
index 91cf499..2314b30 100644
--- a/1. Desktop app calls Web API/TodoListClient/TodoListClient.csproj	
+++ b/1. Desktop app calls Web API/TodoListClient/TodoListClient.csproj	
@@ -7,9 +7,9 @@
 	</PropertyGroup>
 
 	<ItemGroup>
-		<PackageReference Include="Microsoft.Identity.Client" Version="4.54.1" />
-		<PackageReference Include="Microsoft.Identity.Client.Desktop" Version="4.54.1" />
-		<PackageReference Include="Microsoft.Identity.Client.Extensions.Msal" Version="2.29.0" />
+		<PackageReference Include="Microsoft.Identity.Client" Version="4.67.2" />
+		<PackageReference Include="Microsoft.Identity.Client.Desktop" Version="4.67.2" />
+		<PackageReference Include="Microsoft.Identity.Client.Extensions.Msal" Version="4.67.2" />
 		<PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
 	</ItemGroup>
 
diff --git a/1. Desktop app calls Web API/TodoListService/TodoListService.csproj b/1. Desktop app calls Web API/TodoListService/TodoListService.csproj
index 6877aa3..5da0693 100644
--- a/1. Desktop app calls Web API/TodoListService/TodoListService.csproj	
+++ b/1. Desktop app calls Web API/TodoListService/TodoListService.csproj	
@@ -1,12 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <UserSecretsId>aspnet-TodoListService-03230DB1-5145-408C-A48B-BE3DAFC56C30</UserSecretsId>
     <WebProject_DirectoryAccessLevelKey>0</WebProject_DirectoryAccessLevelKey>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Identity.Web" Version="2.19.1" />
+    <PackageReference Include="Microsoft.Identity.Web" Version="3.6.2" />
+    <PackageReference Include="System.Drawing.Common" Version="6.0.0" />
   </ItemGroup>
 </Project>
diff --git a/2. Web API now calls Microsoft Graph/TodoListClient/TodoListClient.csproj b/2. Web API now calls Microsoft Graph/TodoListClient/TodoListClient.csproj
index 533a985..ee4cb21 100644
--- a/2. Web API now calls Microsoft Graph/TodoListClient/TodoListClient.csproj	
+++ b/2. Web API now calls Microsoft Graph/TodoListClient/TodoListClient.csproj	
@@ -108,10 +108,10 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.Identity.Client">
-      <Version>4.53.0</Version>
+      <Version>4.67.2</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.Identity.Client.Extensions.Msal">
-      <Version>2.29.0</Version>
+      <Version>4.67.2</Version>
     </PackageReference>
     <PackageReference Include="Newtonsoft.Json">
       <Version>13.0.3</Version>
diff --git a/2. Web API now calls Microsoft Graph/TodoListService/TodoListService.csproj b/2. Web API now calls Microsoft Graph/TodoListService/TodoListService.csproj
index 0612bff..778384a 100644
--- a/2. Web API now calls Microsoft Graph/TodoListService/TodoListService.csproj	
+++ b/2. Web API now calls Microsoft Graph/TodoListService/TodoListService.csproj	
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <UserSecretsId>aspnet-TodoListService-03230DB1-5145-408C-A48B-BE3DAFC56C31</UserSecretsId>
     <WebProject_DirectoryAccessLevelKey>0</WebProject_DirectoryAccessLevelKey>
   </PropertyGroup>
@@ -11,8 +11,8 @@
   </ItemGroup>
 
   <ItemGroup>
-	  <PackageReference Include="Microsoft.Identity.Web.MicrosoftGraph" Version="2.19.1" />
-	  <PackageReference Include="Microsoft.Identity.Web" Version="2.19.1" />
+	  <PackageReference Include="Microsoft.Identity.Web" Version="3.6.2" />
+	  <PackageReference Include="Microsoft.Identity.Web.MicrosoftGraph" Version="3.6.2" />
   </ItemGroup>
 
 </Project>
diff --git a/build.bat b/build.bat
index f6fb50a..0dd0f69 100644
--- a/build.bat
+++ b/build.bat
@@ -1,2 +1,2 @@
-msbuild /t:restore buildAllSlns.proj
-msbuild buildAllSlns.proj
\ No newline at end of file
+msbuild /t:restore buildAllSlns.proj /v:m
+msbuild buildAllSlns.proj /v:m
\ No newline at end of file