diff --git a/src/Directory.Build.targets b/src/Directory.Build.targets
index a19f04f1f..b757f273a 100644
--- a/src/Directory.Build.targets
+++ b/src/Directory.Build.targets
@@ -2,7 +2,7 @@
   <Import Project="Directory.UnoMetadata.targets" />
 
   <PropertyGroup>
-    <UnoVersion Condition="'$(UnoVersion)' == ''">5.3.0-dev.708</UnoVersion>
+    <UnoVersion Condition="'$(UnoVersion)' == ''">5.3.0-dev.1451</UnoVersion>
     <UnoExtensionsVersion Condition="'$(UnoExtensionsVersion)' == ''">4.2.0-dev.36</UnoExtensionsVersion>
     <UnoThemesVersion Condition="'$(UnoThemesVersion)' == ''">5.1.0-dev.19</UnoThemesVersion>
     <UnoToolkitVersion Condition="'$(UnoToolkitVersion)' == ''">6.1.0-dev.11</UnoToolkitVersion>
@@ -24,7 +24,7 @@
 
     <!-- UWP Legacy Templates -->
     <MicrosoftWindowsSDKBuildToolsVersion Condition="'$(MicrosoftWindowsSDKBuildToolsVersion)' == ''">10.0.22621.3233</MicrosoftWindowsSDKBuildToolsVersion>
-    <MicrosoftWindowsAppSDKVersion Condition="'$(MicrosoftWindowsAppSDKVersion)' == ''">1.5.240227000</MicrosoftWindowsAppSDKVersion>
+    <MicrosoftWindowsAppSDKVersion Condition="'$(MicrosoftWindowsAppSDKVersion)' == ''">1.5.240428000</MicrosoftWindowsAppSDKVersion>
     <UnoUniversalImageLoaderVersion Condition="'$(UnoUniversalImageLoaderVersion)' == ''">1.9.36</UnoUniversalImageLoaderVersion>
     <XamarinGoogleAndroidMaterialVersion Condition="'$(XamarinGoogleAndroidMaterialVersion)' == ''">1.10.0.2</XamarinGoogleAndroidMaterialVersion>
   </PropertyGroup>
diff --git a/src/Uno.Templates/content/unoapp/.template.config/template.json b/src/Uno.Templates/content/unoapp/.template.config/template.json
index 3f81d762f..0d71e6608 100644
--- a/src/Uno.Templates/content/unoapp/.template.config/template.json
+++ b/src/Uno.Templates/content/unoapp/.template.config/template.json
@@ -144,28 +144,12 @@
       "type": "parameter",
       "datatype": "string"
     },
-    "publisherDefault": {
-      "type": "generated",
-      "generator": "join",
-      "parameters": {
-        "symbols": [
-          {
-            "type": "const",
-            "value": "O="
-          },
-          {
-            "type": "ref",
-            "value": "name"
-          }
-        ]
-      }
-    },
     "publisherEvaluator": {
       "type": "generated",
       "generator": "coalesce",
       "parameters": {
         "sourceVariableName": "publisher",
-        "fallbackVariableName": "publisherDefault"
+        "fallbackVariableName": "name"
       }
     },
     "publisherEvaluatorSanitizer": {
diff --git a/src/Uno.Templates/content/unoapp/MyExtensionsApp.1/MyExtensionsApp.1.csproj b/src/Uno.Templates/content/unoapp/MyExtensionsApp.1/MyExtensionsApp.1.csproj
index 6c1fbc918..b763756b6 100644
--- a/src/Uno.Templates/content/unoapp/MyExtensionsApp.1/MyExtensionsApp.1.csproj
+++ b/src/Uno.Templates/content/unoapp/MyExtensionsApp.1/MyExtensionsApp.1.csproj
@@ -12,6 +12,10 @@
     <!-- Versions -->
     <ApplicationDisplayVersion>1.0</ApplicationDisplayVersion>
     <ApplicationVersion>1</ApplicationVersion>
+    <!-- Package Publisher -->
+    <ApplicationPublisher>$appPublisher$</ApplicationPublisher>
+    <!-- Package Description -->
+    <Description>MyExtensionsApp.1 powered by Uno Platform.</Description>
     <!--#if (useWinAppSdk) -->
     <!--
       If you encounter this error message:
diff --git a/src/Uno.Templates/content/unoapp/MyExtensionsApp.1/Package.appxmanifest b/src/Uno.Templates/content/unoapp/MyExtensionsApp.1/Package.appxmanifest
index 7b73c771f..a0ddec63e 100644
--- a/src/Uno.Templates/content/unoapp/MyExtensionsApp.1/Package.appxmanifest
+++ b/src/Uno.Templates/content/unoapp/MyExtensionsApp.1/Package.appxmanifest
@@ -1,26 +1,10 @@
-<?xml version="1.0" encoding="utf-8"?>
-
+<?xml version="1.0" encoding="utf-8"?>
 <Package
   xmlns="http://schemas.microsoft.com/appx/manifest/foundation/windows10"
   xmlns:uap="http://schemas.microsoft.com/appx/manifest/uap/windows10"
   xmlns:rescap="http://schemas.microsoft.com/appx/manifest/foundation/windows10/restrictedcapabilities"
   IgnorableNamespaces="uap rescap">
 
-  <Identity
-    Name="$identityName$"
-    Publisher="$appPublisher$"
-    Version="1.0.0.0" />
-
-  <Properties>
-    <DisplayName>MyExtensionsApp.1</DisplayName>
-    <PublisherDisplayName>MyExtensionsApp.1</PublisherDisplayName>
-  </Properties>
-
-  <Dependencies>
-    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.17763.0" MaxVersionTested="10.0.19041.0" />
-    <TargetDeviceFamily Name="Windows.Desktop" MinVersion="10.0.17763.0" MaxVersionTested="10.0.19041.0" />
-  </Dependencies>
-
   <Resources>
     <Resource Language="x-generate"/>
   </Resources>
@@ -29,11 +13,6 @@
     <Application Id="App"
       Executable="$targetnametoken$.exe"
       EntryPoint="$targetentrypoint$">
-      <uap:VisualElements
-        DisplayName="MyExtensionsApp.1"
-        Description="MyExtensionsApp.1">
-        <uap:SplashScreen />
-      </uap:VisualElements>
 <!--#if (useProtocolRedirect)-->
       <Extensions>
       <uap:Extension Category="windows.protocol">