diff --git a/README.md b/README.md
index d8ebc2f2b9..6ccced30ed 100644
--- a/README.md
+++ b/README.md
@@ -82,11 +82,11 @@ You don't need version checks or conditional XAML markup to use WinUI controls o
 
 ### Version support
 
-The Microsoft.UI.Xaml 2.7 NuGet package requires your project to have TargetPlatformVersion >= 10.0.18362.0 and TargetPlatformMinVersion >= 10.0.15063.0 when building. 
+The Microsoft.UI.Xaml 2.7 NuGet package requires your project to have TargetPlatformVersion >= 10.0.18362.0 and TargetPlatformMinVersion >= 10.0.17763.0 when building. 
 
 Your app's users can be on any of the following supported Windows 10 versions:
 
-* Windows 10 1703 - Build 15063 (Creators Update aka "Redstone 2") and newer (including Windows Insider Previews)
+* Windows 10 1809 - Build 17763 (Creators Update aka "Redstone 5") and newer (including Windows Insider Previews)
 
 Some features may have a reduced or slightly different user experience on older versions.
 
diff --git a/build/AzurePipelinesTemplates/MUX-RunHelixTests-Job.yml b/build/AzurePipelinesTemplates/MUX-RunHelixTests-Job.yml
index 3d8349fb50..92e2c6eeb0 100644
--- a/build/AzurePipelinesTemplates/MUX-RunHelixTests-Job.yml
+++ b/build/AzurePipelinesTemplates/MUX-RunHelixTests-Job.yml
@@ -107,7 +107,7 @@ jobs:
     parameters:
       condition: and(succeeded(),ne('${{ parameters.testSuite }}','NugetTestSuite'))
       testBinaryDirectoryPath: '$(Build.SourcesDirectory)\HelixPayload\$(buildConfiguration)\$(buildPlatform)'
-      testFilePattern: 'MUXControlsTestApp.appx'
+      testFilePattern: 'MUXControlsTestApp.msix'
       outputProjFileName: 'RunTestsInHelix-ApiTests.proj'
       taefQuery: ${{ parameters.taefQuery }}
 
@@ -115,7 +115,7 @@ jobs:
     parameters:
       condition: and(succeeded(),ne('${{ parameters.testSuite }}','NugetTestSuite'))
       testBinaryDirectoryPath: '$(Build.SourcesDirectory)\HelixPayload\$(buildConfiguration)\$(buildPlatform)'
-      testFilePattern: 'IXMPTestApp.appx'
+      testFilePattern: 'IXMPTestApp.msix'
       outputProjFileName: 'RunTestsInHelix-IXMPTestAppTests.proj'
       taefQuery: ${{ parameters.taefQuery }}
 
diff --git a/build/FrameworkPackage/FrameworkPackageContents/AppxManifest.xml b/build/FrameworkPackage/FrameworkPackageContents/AppxManifest.xml
index 363b7c3537..828cfdd9a0 100644
--- a/build/FrameworkPackage/FrameworkPackageContents/AppxManifest.xml
+++ b/build/FrameworkPackage/FrameworkPackageContents/AppxManifest.xml
@@ -12,7 +12,7 @@
     <Resource Language="en-US" />
   </Resources>
   <Dependencies>
-    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.15063.0" MaxVersionTested="10.0.18362.0" />
+    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.17763.0" MaxVersionTested="10.0.18362.0" />
   </Dependencies>
   <mp:PhoneIdentity PhoneProductId="3F0E3E5D-C663-407a-9187-9A5F47398F11" PhonePublisherId="1AC97219-40D1-4c98-B175-2BFCD96578C3" />
   <Extensions>
diff --git a/build/Helix/scripts/TestPass-PreRun.ps1 b/build/Helix/scripts/TestPass-PreRun.ps1
index 849313f8cb..0460eea050 100644
--- a/build/Helix/scripts/TestPass-PreRun.ps1
+++ b/build/Helix/scripts/TestPass-PreRun.ps1
@@ -53,6 +53,11 @@ $versionMajor = $versionData.GetElementsByTagName("MUXVersionMajor").'#text'
 $versionMinor = $versionData.GetElementsByTagName("MUXVersionMinor").'#text'
 UninstallTestApps("Microsoft.UI.Xaml.$versionMajor.$versionMinor")
 
+$certs = Get-ChildItem *.cer
+foreach($cert in $certs)
+{
+    certutil -addstore TrustedPeople $cert.Name
+}
 
 .\InstallTestAppDependencies.ps1
 
diff --git a/build/NuSpecs/MUXControls-Nuget-Common.targets b/build/NuSpecs/MUXControls-Nuget-Common.targets
index d10cb40959..e70d386725 100644
--- a/build/NuSpecs/MUXControls-Nuget-Common.targets
+++ b/build/NuSpecs/MUXControls-Nuget-Common.targets
@@ -8,8 +8,8 @@
       <MicrosoftUIXamlTargetPlatformMinCheckValue>$([System.Version]::Parse('$(TargetPlatformMinVersion)').Build)</MicrosoftUIXamlTargetPlatformMinCheckValue>
     </PropertyGroup>
     <Error 
-        Text="Microsoft.UI.Xaml nuget package requires TargetPlatformMinVersion &gt;= 10.0.15063.0 (current project is $(MicrosoftUIXamlTargetPlatformMinCheckValue))" 
-        Condition="$(MicrosoftUIXamlTargetPlatformMinCheckValue) &lt; 15063" />
+        Text="Microsoft.UI.Xaml nuget package requires TargetPlatformMinVersion &gt;= 10.0.17763.0 (current project is $(MicrosoftUIXamlTargetPlatformMinCheckValue))" 
+        Condition="$(MicrosoftUIXamlTargetPlatformMinCheckValue) &lt; 17763" />
     <PropertyGroup>
       <MicrosoftUIXamlTargetPlatformCheckValue>$([System.Version]::Parse('$(TargetPlatformVersion)').Build)</MicrosoftUIXamlTargetPlatformCheckValue>
     </PropertyGroup>
diff --git a/dev/InfoBadge/APITests/InfoBadgeTests.cs b/dev/InfoBadge/APITests/InfoBadgeTests.cs
index 3de2a277ff..dfdf98242f 100644
--- a/dev/InfoBadge/APITests/InfoBadgeTests.cs
+++ b/dev/InfoBadge/APITests/InfoBadgeTests.cs
@@ -172,7 +172,7 @@ public void InfoBadgeValueLessThanNegativeOneCrashes()
 
             RunOnUIThread.Execute(() =>
             {
-                Verify.Throws<COMException>(() => { infoBadge.Value = -10; });
+                Verify.Throws<Exception>(() => { infoBadge.Value = -10; });
             });
         }
     }
diff --git a/dev/Microsoft.UI.Xaml.FrameworkPackagePRI/Microsoft.UI.Xaml.FrameworkPackagePRI.csproj b/dev/Microsoft.UI.Xaml.FrameworkPackagePRI/Microsoft.UI.Xaml.FrameworkPackagePRI.csproj
index 7f0242af53..a124489f85 100644
--- a/dev/Microsoft.UI.Xaml.FrameworkPackagePRI/Microsoft.UI.Xaml.FrameworkPackagePRI.csproj
+++ b/dev/Microsoft.UI.Xaml.FrameworkPackagePRI/Microsoft.UI.Xaml.FrameworkPackagePRI.csproj
@@ -15,7 +15,7 @@
     <DefaultLanguage>en-US</DefaultLanguage>
     <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
     <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">$(MuxSdkVersion)</TargetPlatformVersion>
-    <TargetPlatformMinVersion>10.0.15063.0</TargetPlatformMinVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
diff --git a/dev/dll/Microsoft.UI.Xaml.Common.props b/dev/dll/Microsoft.UI.Xaml.Common.props
index c585bbd8a9..0803b741ab 100644
--- a/dev/dll/Microsoft.UI.Xaml.Common.props
+++ b/dev/dll/Microsoft.UI.Xaml.Common.props
@@ -17,7 +17,7 @@
     <AppContainerApplication>true</AppContainerApplication>
     <ApplicationType>Windows Store</ApplicationType>
     <WindowsTargetPlatformVersion Condition="'$(WindowsTargetPlatformVersion)'==''">$(MuxSdkVersion)</WindowsTargetPlatformVersion>
-    <WindowsTargetPlatformMinVersion>10.0.15063.0</WindowsTargetPlatformMinVersion>
+    <WindowsTargetPlatformMinVersion>10.0.17763.0</WindowsTargetPlatformMinVersion>
     <ApplicationTypeRevision>10.0</ApplicationTypeRevision>
     <!-- Use 64-bit compilers because 32-bit compilers run out of heap space -->
     <PreferredToolArchitecture>x64</PreferredToolArchitecture>
diff --git a/test/IXMPTestApp/IXMPTestApp.Shared.projitems b/test/IXMPTestApp/IXMPTestApp.Shared.projitems
index e962e6e4f6..0fe58a37bd 100644
--- a/test/IXMPTestApp/IXMPTestApp.Shared.projitems
+++ b/test/IXMPTestApp/IXMPTestApp.Shared.projitems
@@ -23,7 +23,7 @@
     <DefaultLanguage>en-US</DefaultLanguage>
     <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
     <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">$(MuxSdkVersion)</TargetPlatformVersion>
-    <TargetPlatformMinVersion>10.0.15063.0</TargetPlatformMinVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
diff --git a/test/IXMPTestApp/Package.appxmanifest b/test/IXMPTestApp/Package.appxmanifest
index 76a14a8315..8c4778faeb 100644
--- a/test/IXMPTestApp/Package.appxmanifest
+++ b/test/IXMPTestApp/Package.appxmanifest
@@ -9,7 +9,7 @@
     <Logo>Assets\StoreLogo.png</Logo>
   </Properties>
   <Dependencies>
-    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.15063.0" MaxVersionTested="10.0.18362.0" />
+    <TargetDeviceFamily Name="Windows.Universal" MinVersion="10.0.17763.0" MaxVersionTested="10.0.18362.0" />
   </Dependencies>
   <Resources>
     <Resource Language="x-generate" />
diff --git a/test/IXMPTestApp/TAEF/project.json b/test/IXMPTestApp/TAEF/project.json
index 31743b2267..a29b77d94e 100644
--- a/test/IXMPTestApp/TAEF/project.json
+++ b/test/IXMPTestApp/TAEF/project.json
@@ -6,7 +6,7 @@
     "TAEF.Redist.Wlk": "10.31.180822002"
   },
   "frameworks": {
-    "uap10.0.15063": {}
+    "uap10.0.17763": {}
   },
   "runtimes": {
     "win10-x86": {},
diff --git a/test/MUXControlsReleaseTest/AppThatUsesMUXIndirectly/AppThatUsesMUXIndirectly.csproj b/test/MUXControlsReleaseTest/AppThatUsesMUXIndirectly/AppThatUsesMUXIndirectly.csproj
index 6ce3c62fb9..5c27adb2c9 100644
--- a/test/MUXControlsReleaseTest/AppThatUsesMUXIndirectly/AppThatUsesMUXIndirectly.csproj
+++ b/test/MUXControlsReleaseTest/AppThatUsesMUXIndirectly/AppThatUsesMUXIndirectly.csproj
@@ -15,9 +15,7 @@
     <DefaultLanguage>en-US</DefaultLanguage>
     <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
     <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">$(MuxSdkVersion)</TargetPlatformVersion>
-    <TargetPlatformMinVersion Condition="'$(Platform)' != 'ARM64'">10.0.15063.0</TargetPlatformMinVersion>
-    <!-- arm64 build is supported only after 16299 -->
-    <TargetPlatformMinVersion Condition="'$(Platform)' == 'ARM64'">$(SDKVersionRS3)</TargetPlatformMinVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
diff --git a/test/MUXControlsReleaseTest/LibraryThatUsesMUX/LibraryThatUsesMUX.csproj b/test/MUXControlsReleaseTest/LibraryThatUsesMUX/LibraryThatUsesMUX.csproj
index d8cd821119..2b70efc608 100644
--- a/test/MUXControlsReleaseTest/LibraryThatUsesMUX/LibraryThatUsesMUX.csproj
+++ b/test/MUXControlsReleaseTest/LibraryThatUsesMUX/LibraryThatUsesMUX.csproj
@@ -13,9 +13,7 @@
     <DefaultLanguage>en-US</DefaultLanguage>
     <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
     <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">$(MuxSdkVersion)</TargetPlatformVersion>
-    <TargetPlatformMinVersion Condition="'$(Platform)' != 'ARM64'">10.0.15063.0</TargetPlatformMinVersion>
-    <!-- arm64 build is supported only after 16299 -->
-    <TargetPlatformMinVersion Condition="'$(Platform)' == 'ARM64'">$(SDKVersionRS3)</TargetPlatformMinVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
diff --git a/test/MUXControlsReleaseTest/MUXControls.ReleaseTest/MUXControls.ReleaseTest.Shared.projitems b/test/MUXControlsReleaseTest/MUXControls.ReleaseTest/MUXControls.ReleaseTest.Shared.projitems
index e549542f61..3d4cc4e577 100644
--- a/test/MUXControlsReleaseTest/MUXControls.ReleaseTest/MUXControls.ReleaseTest.Shared.projitems
+++ b/test/MUXControlsReleaseTest/MUXControls.ReleaseTest/MUXControls.ReleaseTest.Shared.projitems
@@ -21,7 +21,7 @@
     <RootNamespace>MUXControls.ReleaseTest</RootNamespace>
     <AssemblyName>MUXControls.ReleaseTest</AssemblyName>
     <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">$(ReleaseTestSdkVersion)</TargetPlatformVersion>
-    <TargetPlatformMinVersion>10.0.15063.0</TargetPlatformMinVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
diff --git a/test/MUXControlsReleaseTest/NugetPackageTestApp/NugetPackageTestApp.csproj b/test/MUXControlsReleaseTest/NugetPackageTestApp/NugetPackageTestApp.csproj
index b43684b066..c909c7e1eb 100644
--- a/test/MUXControlsReleaseTest/NugetPackageTestApp/NugetPackageTestApp.csproj
+++ b/test/MUXControlsReleaseTest/NugetPackageTestApp/NugetPackageTestApp.csproj
@@ -15,9 +15,7 @@
     <DefaultLanguage>en-US</DefaultLanguage>
     <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
     <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">$(MuxSdkVersion)</TargetPlatformVersion>
-    <TargetPlatformMinVersion Condition="'$(Platform)' != 'ARM64'">10.0.15063.0</TargetPlatformMinVersion>
-    <!-- arm64 build is supported only after 16299 -->
-    <TargetPlatformMinVersion Condition="'$(Platform)' == 'ARM64'">$(SDKVersionRS3)</TargetPlatformMinVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
diff --git a/test/MUXControlsReleaseTest/NugetPackageTestAppCX/NugetPackageTestAppCX.vcxproj b/test/MUXControlsReleaseTest/NugetPackageTestAppCX/NugetPackageTestAppCX.vcxproj
index 0abda498dc..1ba9a1dd06 100644
--- a/test/MUXControlsReleaseTest/NugetPackageTestAppCX/NugetPackageTestAppCX.vcxproj
+++ b/test/MUXControlsReleaseTest/NugetPackageTestAppCX/NugetPackageTestAppCX.vcxproj
@@ -12,7 +12,7 @@
     <AppContainerApplication>true</AppContainerApplication>
     <ApplicationType>Windows Store</ApplicationType>
     <WindowsTargetPlatformVersion Condition=" '$(WindowsTargetPlatformVersion)' == '' ">$(MuxSdkVersion)</WindowsTargetPlatformVersion>
-    <WindowsTargetPlatformMinVersion>10.0.15063.0</WindowsTargetPlatformMinVersion>
+    <WindowsTargetPlatformMinVersion>10.0.17763.0</WindowsTargetPlatformMinVersion>
     <ApplicationTypeRevision>10.0</ApplicationTypeRevision>
     <ConvertedPlatformName>$(Platform)</ConvertedPlatformName>
     <ConvertedPlatformName Condition="'$(Platform)' == 'Win32'">x86</ConvertedPlatformName>
diff --git a/test/MUXControlsReleaseTest/RuntimeComponentThatUsesMUX/RuntimeComponentThatUsesMUX.nuspec b/test/MUXControlsReleaseTest/RuntimeComponentThatUsesMUX/RuntimeComponentThatUsesMUX.nuspec
index e150cafdda..f5ae83e010 100644
--- a/test/MUXControlsReleaseTest/RuntimeComponentThatUsesMUX/RuntimeComponentThatUsesMUX.nuspec
+++ b/test/MUXControlsReleaseTest/RuntimeComponentThatUsesMUX/RuntimeComponentThatUsesMUX.nuspec
@@ -10,7 +10,7 @@
     <copyright>© Microsoft Corporation. All rights reserved.</copyright>
     <requireLicenseAcceptance>false</requireLicenseAcceptance>
     <dependencies>
-      <group targetFramework="UAP10.0.15063">
+      <group targetFramework="UAP10.0.17763">
         <dependency id="Microsoft.NETCore.UniversalWindowsPlatform" version="6.2.8" exclude="Build,Analyzers" />
         <dependency id="Microsoft.UI.Xaml" version="2.6.1" exclude="Build,Analyzers" />
       </group>
diff --git a/test/MUXControlsReleaseTest/RuntimeComponentThatUsesMUX/RuntimeComponentThatUsesMUX.vcxproj b/test/MUXControlsReleaseTest/RuntimeComponentThatUsesMUX/RuntimeComponentThatUsesMUX.vcxproj
index 21d49145bd..83106dc17c 100644
--- a/test/MUXControlsReleaseTest/RuntimeComponentThatUsesMUX/RuntimeComponentThatUsesMUX.vcxproj
+++ b/test/MUXControlsReleaseTest/RuntimeComponentThatUsesMUX/RuntimeComponentThatUsesMUX.vcxproj
@@ -15,7 +15,7 @@
     <ApplicationType>Windows Store</ApplicationType>
     <ApplicationTypeRevision>10.0</ApplicationTypeRevision>
     <WindowsTargetPlatformVersion Condition=" '$(WindowsTargetPlatformVersion)' == '' ">$(MuxSdkVersion)</WindowsTargetPlatformVersion>
-    <WindowsTargetPlatformMinVersion>10.0.15063.0</WindowsTargetPlatformMinVersion>
+    <WindowsTargetPlatformMinVersion>10.0.17763.0</WindowsTargetPlatformMinVersion>
     <DisableEmbeddedXbf>false</DisableEmbeddedXbf>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
diff --git a/test/MUXControlsTestApp/MUXControlsTestApp.Shared.projitems b/test/MUXControlsTestApp/MUXControlsTestApp.Shared.projitems
index f917745fc1..dc890834cc 100644
--- a/test/MUXControlsTestApp/MUXControlsTestApp.Shared.projitems
+++ b/test/MUXControlsTestApp/MUXControlsTestApp.Shared.projitems
@@ -25,7 +25,7 @@
     <DefaultLanguage>en-US</DefaultLanguage>
     <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
     <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">$(MuxSdkVersion)</TargetPlatformVersion>
-    <TargetPlatformMinVersion>10.0.15063.0</TargetPlatformMinVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
diff --git a/test/MUXControlsTestApp/TAEF/project.json b/test/MUXControlsTestApp/TAEF/project.json
index 177ab61d17..4e43770971 100644
--- a/test/MUXControlsTestApp/TAEF/project.json
+++ b/test/MUXControlsTestApp/TAEF/project.json
@@ -9,7 +9,7 @@
     "Win2D.uwp": "1.22.0"
   },
   "frameworks": {
-    "uap10.0.15063": {}
+    "uap10.0.17763": {}
   },
   "runtimes": {
     "win10-x86": {},
diff --git a/test/MUXExperimentalTest/MUXExperimental.Test/MUXExperimental.Test.Shared.projitems b/test/MUXExperimentalTest/MUXExperimental.Test/MUXExperimental.Test.Shared.projitems
index e5ffb97781..15a3570b11 100644
--- a/test/MUXExperimentalTest/MUXExperimental.Test/MUXExperimental.Test.Shared.projitems
+++ b/test/MUXExperimentalTest/MUXExperimental.Test/MUXExperimental.Test.Shared.projitems
@@ -20,7 +20,7 @@
     <RootNamespace>MUXExperimental.Test</RootNamespace>
     <AssemblyName>MUXExperimental.Test</AssemblyName>
     <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">$(ReleaseTestSdkVersion)</TargetPlatformVersion>
-    <TargetPlatformMinVersion>10.0.15063.0</TargetPlatformMinVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
diff --git a/test/MUXExperimentalTest/MUXExperimentalTestApp/MUXExperimentalTestApp.csproj b/test/MUXExperimentalTest/MUXExperimentalTestApp/MUXExperimentalTestApp.csproj
index ddf060ceaa..ad603adf42 100644
--- a/test/MUXExperimentalTest/MUXExperimentalTestApp/MUXExperimentalTestApp.csproj
+++ b/test/MUXExperimentalTest/MUXExperimentalTestApp/MUXExperimentalTestApp.csproj
@@ -14,7 +14,7 @@
     <DefaultLanguage>en-US</DefaultLanguage>
     <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
     <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">$(MuxSdkVersion)</TargetPlatformVersion>
-    <TargetPlatformMinVersion>10.0.15063.0</TargetPlatformMinVersion>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
     <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
     <FileAlignment>512</FileAlignment>
     <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
diff --git a/test/TestAppCX/TestAppCX.vcxproj b/test/TestAppCX/TestAppCX.vcxproj
index a042ceef2c..a0284467f0 100644
--- a/test/TestAppCX/TestAppCX.vcxproj
+++ b/test/TestAppCX/TestAppCX.vcxproj
@@ -12,7 +12,7 @@
     <AppContainerApplication>true</AppContainerApplication>
     <ApplicationType>Windows Store</ApplicationType>
     <WindowsTargetPlatformVersion Condition="'$(WindowsTargetPlatformVersion)'==''">$(MuxSdkVersion)</WindowsTargetPlatformVersion>
-    <WindowsTargetPlatformMinVersion>10.0.15063.0</WindowsTargetPlatformMinVersion>
+    <WindowsTargetPlatformMinVersion>10.0.17763.0</WindowsTargetPlatformMinVersion>
     <ApplicationTypeRevision>10.0</ApplicationTypeRevision>
     <PackageCertificateKeyFile>..\..\build\WinUITest.pfx</PackageCertificateKeyFile>
   </PropertyGroup>
diff --git a/test/testinfra/AppTestAutomationHelpers/AppTestAutomationHelpers.vcxproj b/test/testinfra/AppTestAutomationHelpers/AppTestAutomationHelpers.vcxproj
index 4cec9bd362..683938c972 100644
--- a/test/testinfra/AppTestAutomationHelpers/AppTestAutomationHelpers.vcxproj
+++ b/test/testinfra/AppTestAutomationHelpers/AppTestAutomationHelpers.vcxproj
@@ -15,7 +15,7 @@
     <ApplicationType>Windows Store</ApplicationType>
     <ApplicationTypeRevision>10.0</ApplicationTypeRevision>
     <WindowsTargetPlatformVersion Condition=" '$(WindowsTargetPlatformVersion)' == '' ">10.0.18362.0</WindowsTargetPlatformVersion>
-    <WindowsTargetPlatformMinVersion>10.0.15063.0</WindowsTargetPlatformMinVersion>
+    <WindowsTargetPlatformMinVersion>10.0.17763.0</WindowsTargetPlatformMinVersion>
     <DisableEmbeddedXbf>false</DisableEmbeddedXbf>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />