diff --git a/src/WinGetUtilInterop.UnitTests/ManifestUnitTest/V1ManifestReadTest.cs b/src/WinGetUtilInterop.UnitTests/ManifestUnitTest/V1ManifestReadTest.cs
index 9ab1c2a995..1fbbfe5051 100644
--- a/src/WinGetUtilInterop.UnitTests/ManifestUnitTest/V1ManifestReadTest.cs
+++ b/src/WinGetUtilInterop.UnitTests/ManifestUnitTest/V1ManifestReadTest.cs
@@ -33,6 +33,7 @@ private enum TestManifestVersion
         {
             V100,
             V110,
+            V160,
         }
 
         /// <summary>
@@ -51,6 +52,11 @@ public void ReadV1ManifestsAndVerifyContents()
                 Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "TestCollateral", ManifestStrings.V110ManifestMerged));
 
             this.ValidateManifestFields(v110manifest, TestManifestVersion.V110);
+
+            Manifest v160manifest = Manifest.CreateManifestFromPath(
+                Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "TestCollateral", ManifestStrings.V160ManifestMerged));
+            
+            this.ValidateManifestFields(v160manifest, TestManifestVersion.V160);
         }
 
         /// <summary>
@@ -126,6 +132,7 @@ private void ValidateManifestFields(Manifest manifest, TestManifestVersion manif
             Assert.Equal("Windows.Desktop", manifest.Platform[0]);
             Assert.Equal("Windows.Universal", manifest.Platform[1]);
             Assert.Equal("10.0.0.0", manifest.MinimumOSVersion);
+
             Assert.Equal("zip", manifest.InstallerType);
             Assert.Equal("machine", manifest.Scope);
             Assert.Equal(3, manifest.InstallModes.Count);
@@ -193,9 +200,9 @@ private void ValidateManifestFields(Manifest manifest, TestManifestVersion manif
                 Assert.Equal("exe", manifest.AppsAndFeaturesEntries[0].InstallerType);
                 Assert.Single(manifest.Markets.AllowedMarkets);
                 Assert.Equal("US", manifest.Markets.AllowedMarkets[0]);
-                Assert.Single(manifest.ExpectedReturnCodes);
-                Assert.Equal(10, manifest.ExpectedReturnCodes[0].InstallerReturnCode);
-                Assert.Equal("packageInUse", manifest.ExpectedReturnCodes[0].ReturnResponse);
+                Assert.Equal(2, manifest.ExpectedReturnCodes.Count);
+                Assert.Equal(2, manifest.ExpectedReturnCodes[0].InstallerReturnCode);
+                Assert.Equal("contactSupport", manifest.ExpectedReturnCodes[0].ReturnResponse);
             }
 
             Assert.Equal(2, manifest.Installers.Count);
@@ -303,6 +310,26 @@ private void ValidateManifestFields(Manifest manifest, TestManifestVersion manif
                 Assert.Equal("Text", localization1.Agreements[0].Agreement);
                 Assert.Equal("https://AgreementUrl.net", localization1.Agreements[0].AgreementUrl);
             }
+
+            if (manifestVersion >= TestManifestVersion.V160)
+            {
+                Assert.Equal("msi", manifest.NestedInstallerType);
+                Assert.Single(manifest.NestedInstallerFiles);
+
+                InstallerNestedInstallerFile installerNestedInstallerFile = manifest.NestedInstallerFiles[0];
+                Assert.Equal("RelativeFilePath", installerNestedInstallerFile.RelativeFilePath);
+                Assert.Equal("PortableCommandAlias", installerNestedInstallerFile.PortableCommandAlias);
+
+                InstallerInstallationMetadata installerInstallationMetadata = manifest.InstallationMetadata;
+                Assert.Equal("%ProgramFiles%\\TestApp", installerInstallationMetadata.DefaultInstallLocation);
+                Assert.Single(installerInstallationMetadata.Files);
+
+                ManifestInstallerFile installerFile = installerInstallationMetadata.Files[0];
+                Assert.Equal("main.exe", installerFile.RelativeFilePath);
+                Assert.Equal("DisplayName", installerFile.DisplayName);
+                Assert.Equal("/arg", installerFile.InvocationParameter);
+                Assert.Equal("69D84CA8899800A5575CE31798293CD4FEBAB1D734A07C2E51E56A28E0DF8C82", installerFile.FileSha256);
+            }
         }
 
         /// <summary>
@@ -320,6 +347,11 @@ internal class ManifestStrings
             /// </summary>
             public const string V110ManifestMerged = "V1_1ManifestMerged.yaml";
 
+            /// <summary>
+            /// Merged v1.1 manifest.
+            /// </summary>
+            public const string V160ManifestMerged = "V1_6ManifestMerged.yaml";
+
             /// <summary>
             /// Merged v1 manifest without localization.
             /// </summary>
diff --git a/src/WinGetUtilInterop.UnitTests/TestCollateral/V1_1ManifestMerged.yaml b/src/WinGetUtilInterop.UnitTests/TestCollateral/V1_1ManifestMerged.yaml
index f646efa6e9..de6888aa7b 100644
--- a/src/WinGetUtilInterop.UnitTests/TestCollateral/V1_1ManifestMerged.yaml
+++ b/src/WinGetUtilInterop.UnitTests/TestCollateral/V1_1ManifestMerged.yaml
@@ -30,8 +30,11 @@ Dependencies:
 Description: The MSIX SDK project is an effort to enable developers
 ElevationRequirement: elevatesSelf
 ExpectedReturnCodes:
-- InstallerReturnCode: 10
-  ReturnResponse: packageInUse
+- InstallerReturnCode: 2
+  ReturnResponse: contactSupport
+- InstallerReturnCode: 3
+  ReturnResponse: custom
+  ReturnResponseUrl: https://defaultReturnResponseUrl.com
 FileExtensions:
 - appx
 - msix
diff --git a/src/WinGetUtilInterop.UnitTests/TestCollateral/V1_6ManifestMerged.yaml b/src/WinGetUtilInterop.UnitTests/TestCollateral/V1_6ManifestMerged.yaml
new file mode 100644
index 0000000000..dda831944c
--- /dev/null
+++ b/src/WinGetUtilInterop.UnitTests/TestCollateral/V1_6ManifestMerged.yaml
@@ -0,0 +1,222 @@
+PackageIdentifier: microsoft.msixsdk
+PackageVersion: 1.7.32
+PackageLocale: en-US
+Publisher: Microsoft
+PublisherUrl: https://www.microsoft.com
+PublisherSupportUrl: https://www.microsoft.com/support
+PrivacyUrl: https://www.microsoft.com/privacy
+Author: Microsoft
+PackageName: MSIX SDK
+PackageUrl: https://www.microsoft.com/msixsdk/home
+License: MIT License
+LicenseUrl: https://www.microsoft.com/msixsdk/license
+Copyright: Copyright Microsoft Corporation
+CopyrightUrl: https://www.microsoft.com/msixsdk/copyright
+ShortDescription: This is MSIX SDK
+Description: The MSIX SDK project is an effort to enable developers
+Moniker: msixsdk
+Tags:
+  - "appxsdk"
+  - "msixsdk"
+ReleaseNotes: Default release notes
+ReleaseNotesUrl: https://DefaultReleaseNotes.net
+PurchaseUrl: https://DefaultPurchaseUrl.com
+InstallationNotes: Default installation notes
+Documentations:
+  - DocumentLabel: Default document label
+    DocumentUrl: https://DefaultDocumentUrl.com
+Icons:
+  - IconUrl: https://testIcon
+    IconFileType: ico
+    IconResolution: custom
+    IconTheme: default
+    IconSha256: 69D84CA8899800A5575CE31798293CD4FEBAB1D734A07C2E51E56A28E0DF8123
+Agreements:
+  - AgreementLabel: DefaultLabel
+    Agreement: DefaultText
+    AgreementUrl: https://DefaultAgreementUrl.net
+InstallerLocale: en-US
+Platform:
+  - Windows.Desktop
+  - Windows.Universal
+MinimumOSVersion: 10.0.0.0
+InstallerType: zip
+Scope: machine
+InstallModes:
+  - interactive
+  - silent
+  - silentWithProgress
+InstallerSwitches:
+  Custom: /custom
+  SilentWithProgress: /silentwithprogress
+  Silent: /silence
+  Interactive: /interactive
+  Log: /log=<LOGPATH>
+  InstallLocation: /dir=<INSTALLPATH>
+  Upgrade: /upgrade
+InstallerSuccessCodes:
+  - 1
+  - 0x80070005
+UpgradeBehavior: uninstallPrevious
+Commands:
+  - makemsix
+  - makeappx
+Protocols:
+  - protocol1
+  - protocol2
+FileExtensions:
+  - appx
+  - msix
+  - appxbundle
+  - msixbundle
+Dependencies:
+  WindowsFeatures:
+    - IIS
+  WindowsLibraries:
+    - VC Runtime
+  PackageDependencies:
+    - PackageIdentifier: Microsoft.MsixSdkDep
+      MinimumVersion: 1.0.0
+  ExternalDependencies:
+    - Outside dependencies
+Capabilities:
+  - internetClient
+RestrictedCapabilities:
+  - runFullTrust
+PackageFamilyName: Microsoft.DesktopAppInstaller_8wekyb3d8bbwe
+ProductCode: "{Foo}"
+ReleaseDate: 2021-01-01
+InstallerAbortsTerminal: true
+InstallLocationRequired: true
+RequireExplicitUpgrade: true
+DisplayInstallWarnings: true
+ElevationRequirement: elevatesSelf
+UnsupportedOSArchitectures:
+  - arm
+AppsAndFeaturesEntries:
+  - DisplayName: DisplayName
+    DisplayVersion: DisplayVersion
+    Publisher: Publisher
+    ProductCode: ProductCode
+    UpgradeCode: UpgradeCode
+    InstallerType: exe
+Markets:
+  AllowedMarkets:
+    - US
+ExpectedReturnCodes:
+    - InstallerReturnCode: 2
+      ReturnResponse: contactSupport
+    - InstallerReturnCode: 3
+      ReturnResponse: custom
+      ReturnResponseUrl: https://defaultReturnResponseUrl.com
+UnsupportedArguments:
+  - log
+NestedInstallerType: msi
+NestedInstallerFiles:
+  - RelativeFilePath: RelativeFilePath
+    PortableCommandAlias: PortableCommandAlias
+InstallationMetadata:
+  DefaultInstallLocation: "%ProgramFiles%\\TestApp"
+  Files:
+    - RelativeFilePath: "main.exe"
+      FileSha256: 69D84CA8899800A5575CE31798293CD4FEBAB1D734A07C2E51E56A28E0DF8C82
+      FileType: launch
+      InvocationParameter: "/arg"
+      DisplayName: "DisplayName"
+DownloadCommandProhibited: true
+Localization:
+- Agreements:
+  - Agreement: Text
+    AgreementLabel: Label
+    AgreementUrl: https://AgreementUrl.net
+  Author: Microsoft UK
+  Copyright: Copyright Microsoft Corporation UK
+  CopyrightUrl: https://www.microsoft.com/msixsdk/copyright/UK
+  Description: The MSIX SDK project is an effort to enable developers UK
+  License: MIT License UK
+  LicenseUrl: https://www.microsoft.com/msixsdk/license/UK
+  PackageLocale: en-GB
+  PackageName: MSIX SDK UK
+  PackageUrl: https://www.microsoft.com/msixsdk/home/UK
+  PrivacyUrl: https://www.microsoft.com/privacy/UK
+  Publisher: Microsoft UK
+  PublisherSupportUrl: https://www.microsoft.com/support/UK
+  PublisherUrl: https://www.microsoft.com/UK
+  ReleaseNotes: Release notes
+  ReleaseNotesUrl: https://ReleaseNotes.net
+  ShortDescription: This is MSIX SDK UK
+  Tags:
+  - appxsdkUK
+  - msixsdkUK
+Installers:
+  - Architecture: x86
+    InstallerLocale: en-GB
+    Platform:
+      - Windows.Desktop
+    MinimumOSVersion: 10.0.1.0
+    InstallerType: msix
+    InstallerUrl: https://www.microsoft.com/msixsdk/msixsdkx86.msix
+    InstallerSha256: 69D84CA8899800A5575CE31798293CD4FEBAB1D734A07C2E51E56A28E0DF8C82
+    SignatureSha256: 69D84CA8899800A5575CE31798293CD4FEBAB1D734A07C2E51E56A28E0DF8C82
+    Scope: user
+    InstallModes:
+      - interactive
+    InstallerSwitches:
+      Custom: /c
+      SilentWithProgress: /sp
+      Silent: /s
+      Interactive: /i
+      Log: /l=<LOGPATH>
+      InstallLocation: /d=<INSTALLPATH>
+      Upgrade: /u
+    UpgradeBehavior: install
+    Commands:
+      - makemsixPreview
+      - makeappxPreview
+    Protocols:
+      - protocol1preview
+      - protocol2preview
+    FileExtensions:
+      - appxbundle
+      - msixbundle
+      - appx
+      - msix
+    Dependencies:
+      WindowsFeatures:
+        - PreviewIIS
+      WindowsLibraries:
+        - Preview VC Runtime
+      PackageDependencies:
+        - PackageIdentifier: Microsoft.MsixSdkDepPreview
+          MinimumVersion: 1.0.0
+      ExternalDependencies:
+        - Preview Outside dependencies
+    PackageFamilyName: Microsoft.DesktopAppInstallerPreview_8wekyb3d8bbwe
+    Capabilities:
+      - internetClientPreview
+    RestrictedCapabilities:
+      - runFullTrustPreview
+    ReleaseDate: 2021-02-02
+    InstallerAbortsTerminal: false
+    InstallLocationRequired: false
+    RequireExplicitUpgrade: false
+    DisplayInstallWarnings: false
+    ElevationRequirement: elevationRequired
+    UnsupportedArguments:
+      - location
+    UnsupportedOSArchitectures:
+      - arm64
+    Markets:
+      ExcludedMarkets:
+        - "US"
+    ExpectedReturnCodes:
+    - InstallerReturnCode: 2
+      ReturnResponse: contactSupport
+    DownloadCommandProhibited: false
+  - Architecture: x64
+    InstallerSha256: 69D84CA8899800A5575CE31798293CD4FEBAB1D734A07C2E51E56A28E0DF8C82
+    InstallerUrl: https://www.microsoft.com/msixsdk/msixsdkx64.exe
+    InstallerType: exe
+    ProductCode: '{Bar}'
+    ManifestType: singleton
+ManifestVersion: 1.6.0
\ No newline at end of file
diff --git a/src/WinGetUtilInterop.UnitTests/WinGetUtilInterop.UnitTests.csproj b/src/WinGetUtilInterop.UnitTests/WinGetUtilInterop.UnitTests.csproj
index 553cbbc531..bd43371368 100644
--- a/src/WinGetUtilInterop.UnitTests/WinGetUtilInterop.UnitTests.csproj
+++ b/src/WinGetUtilInterop.UnitTests/WinGetUtilInterop.UnitTests.csproj
@@ -63,6 +63,9 @@
     <None Update="TestCollateral\Test_yaml_without_bom.yaml">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>
+    <None Update="TestCollateral\V1_6ManifestMerged.yaml">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
     <None Update="xunit.runner.json">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </None>
diff --git a/src/WinGetUtilInterop/Manifest/V1/Manifest.cs b/src/WinGetUtilInterop/Manifest/V1/Manifest.cs
index dd7e7066a7..66966a6724 100644
--- a/src/WinGetUtilInterop/Manifest/V1/Manifest.cs
+++ b/src/WinGetUtilInterop/Manifest/V1/Manifest.cs
@@ -137,12 +137,32 @@ public class Manifest
         /// Gets or sets the release notes in default locale.
         /// </summary>
         public string ReleaseNotes { get; set; }
+        
+        /// <summary>
+        /// Gets or sets the manifest documentation.
+        /// </summary>
+        public ManifestDocumentation Documentation { get; set; }
+
+        /// <summary>
+        /// Gets or sets the manifest icon information.
+        /// </summary>
+        public ManifestIcon Icon { get; set; }
 
         /// <summary>
         /// Gets or sets the release notes url in default locale.
         /// </summary>
         public string ReleaseNotesUrl { get; set; }
 
+        /// <summary>
+        /// Gets or sets the purchase url of the package.
+        /// </summary>
+        public string PurchaseUrl { get; set; }
+
+        /// <summary>
+        /// Gets or sets the installation notes.
+        /// </summary>
+        public string InstallationNotes { get; set; }
+
         // Installer fields
 
         /// <summary>
@@ -317,6 +337,11 @@ public class Manifest
         /// </summary>
         public List<ManifestLocalization> Localization { get; set; }
 
+        /// <summary>
+        /// Gets or sets a value indicating whether the installer is prohibited from being downloaded for offline installation.
+        /// </summary>
+        public bool DownloadCommandProhibited { get; set; }
+
         /// <summary>
         /// Deserialize a stream reader into a Manifest object.
         /// </summary>
diff --git a/src/WinGetUtilInterop/Manifest/V1/ManifestDocumentation.cs b/src/WinGetUtilInterop/Manifest/V1/ManifestDocumentation.cs
new file mode 100644
index 0000000000..ef0c2ccee4
--- /dev/null
+++ b/src/WinGetUtilInterop/Manifest/V1/ManifestDocumentation.cs
@@ -0,0 +1,26 @@
+// -----------------------------------------------------------------------
+// <copyright file="ManifestDocumentation.cs" company="Microsoft Corporation">
+//     Copyright (c) Microsoft Corporation. All rights reserved.
+// </copyright>
+// -----------------------------------------------------------------------
+
+namespace Microsoft.WinGetUtil.Models.V1
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Text;
+
+    public class ManifestDocumentation
+    {
+        /// <summary>
+        /// Gets or sets the document label.
+        /// </summary>
+        public string DocumentLabel { get; set; }
+
+        /// <summary>
+        /// Gets or sets the document url.
+        /// </summary>
+        public string DocumentUrl { get; set; }
+
+    }
+}
diff --git a/src/WinGetUtilInterop/Manifest/V1/ManifestIcon.cs b/src/WinGetUtilInterop/Manifest/V1/ManifestIcon.cs
new file mode 100644
index 0000000000..53eed758ff
--- /dev/null
+++ b/src/WinGetUtilInterop/Manifest/V1/ManifestIcon.cs
@@ -0,0 +1,40 @@
+// -----------------------------------------------------------------------
+// <copyright file="ManifestDocumentation.cs" company="Microsoft Corporation">
+//     Copyright (c) Microsoft Corporation. All rights reserved.
+// </copyright>
+// -----------------------------------------------------------------------
+
+namespace Microsoft.WinGetUtil.Models.V1
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Text;
+
+    public class ManifestIcon
+    {
+        /// <summary>
+        /// Gets or sets the icon url.
+        /// </summary>
+        public string IconUrl { get; set; }
+
+        /// <summary>
+        /// Gets or sets the icon file type.
+        /// </summary>
+        public string IconFileType { get; set; }
+
+        /// <summary>
+        /// Gets or sets the icon resolution.
+        /// </summary>
+        public string IconResolution { get; set; }
+
+        /// <summary>
+        /// Gets or sets the icon theme.
+        /// </summary>
+        public string IconTheme { get; set; }
+
+        /// <summary>
+        /// Gets or sets the icon sha256.
+        /// </summary>
+        public string IconSha56 { get; set; }
+    }
+}
diff --git a/src/WinGetUtilInterop/Manifest/V1/ManifestInstaller.cs b/src/WinGetUtilInterop/Manifest/V1/ManifestInstaller.cs
index d8ce4d1aa5..7c5536a9c5 100644
--- a/src/WinGetUtilInterop/Manifest/V1/ManifestInstaller.cs
+++ b/src/WinGetUtilInterop/Manifest/V1/ManifestInstaller.cs
@@ -199,6 +199,11 @@ public class ManifestInstaller
         /// </summary>
         public bool DisplayInstallWarnings { get; set; }
 
+        /// <summary>
+        /// Gets or sets a value indicating whether the installer is prohibited from being downloaded for offline installation.
+        /// </summary>
+        public bool DownloadCommandProhibited { get; set; }
+
         /// <summary>
         /// Returns a List of strings containing the URIs contained within this installer.
         /// </summary>
@@ -256,7 +261,12 @@ public bool Equals(ManifestInstaller other)
                    (this.InstallerLocale == other.InstallerLocale) &&
                    (this.Scope == other.Scope) &&
                    (this.InstallerType == other.InstallerType) &&
-                   (this.Switches == other.Switches);
+                   (this.Switches == other.Switches) && 
+                   (this.InstallationMetadata == other.InstallationMetadata) &&
+                   (this.NestedInstallerType == other.NestedInstallerType) && 
+                   (this.NestedInstallerFiles == other.NestedInstallerFiles) &&
+                   (this.ExcludedMarkets == other.ExcludedMarkets) &&
+                   (this.DisplayInstallWarnings == other.DisplayInstallWarnings);
     }
 
         /// <summary>