From a1b2139eec4ce5416a6098b737ea2662af3d896f Mon Sep 17 00:00:00 2001
From: Vladimir Morozov <vmorozov@microsoft.com>
Date: Thu, 9 May 2024 13:54:29 -0700
Subject: [PATCH] [0.73] Change Hermes package version to 0.1.21 (#13207) 
 (#13210)

* Change Hermes package version to 0.1.21

* Change files

* Shared.vcxitems.filters changes
---
 ...ative-windows-bcdac51c-fc92-4116-9f26-94a1ffdc0071.json | 7 +++++++
 vnext/PropertySheets/JSEngine.props                        | 2 +-
 vnext/Shared/Shared.vcxitems.filters                       | 2 ++
 3 files changed, 10 insertions(+), 1 deletion(-)
 create mode 100644 change/react-native-windows-bcdac51c-fc92-4116-9f26-94a1ffdc0071.json

diff --git a/change/react-native-windows-bcdac51c-fc92-4116-9f26-94a1ffdc0071.json b/change/react-native-windows-bcdac51c-fc92-4116-9f26-94a1ffdc0071.json
new file mode 100644
index 00000000000..2640180060b
--- /dev/null
+++ b/change/react-native-windows-bcdac51c-fc92-4116-9f26-94a1ffdc0071.json
@@ -0,0 +1,7 @@
+{
+  "type": "patch",
+  "comment": "Change Hermes package version to 0.1.21",
+  "packageName": "react-native-windows",
+  "email": "vmorozov@microsoft.com",
+  "dependentChangeType": "patch"
+}
diff --git a/vnext/PropertySheets/JSEngine.props b/vnext/PropertySheets/JSEngine.props
index 2e77b22278c..f33a7dd79c7 100644
--- a/vnext/PropertySheets/JSEngine.props
+++ b/vnext/PropertySheets/JSEngine.props
@@ -14,7 +14,7 @@
     <!-- Enabling this will (1) Include hermes glues in the Microsoft.ReactNative binaries AND (2) Make hermes the default engine -->
     <UseHermes Condition="'$(UseHermes)' == ''">true</UseHermes>
     <!-- This will be true if (1) the client want to use hermes by setting UseHermes to true OR (2) We are building for UWP where dynamic switching is enabled -->
-    <HermesVersion Condition="'$(HermesVersion)' == ''">0.1.18</HermesVersion>
+    <HermesVersion Condition="'$(HermesVersion)' == ''">0.1.21</HermesVersion>
     <HermesPackage Condition="'$(HermesPackage)' == '' And Exists('$(PkgMicrosoft_JavaScript_Hermes)')">$(PkgMicrosoft_JavaScript_Hermes)</HermesPackage>
     <HermesPackage Condition="'$(HermesPackage)' == ''">$(NuGetPackageRoot)\Microsoft.JavaScript.Hermes\$(HermesVersion)</HermesPackage>
     <EnableHermesInspectorInReleaseFlavor Condition="'$(EnableHermesInspectorInReleaseFlavor)' == ''">false</EnableHermesInspectorInReleaseFlavor>
diff --git a/vnext/Shared/Shared.vcxitems.filters b/vnext/Shared/Shared.vcxitems.filters
index 3b9dd8fdcb8..a8c6dd291dc 100644
--- a/vnext/Shared/Shared.vcxitems.filters
+++ b/vnext/Shared/Shared.vcxitems.filters
@@ -277,6 +277,8 @@
     <ClCompile Include="$(MSBuildThisFileDirectory)Modules\BlobCollector.cpp">
       <Filter>Source Files\Modules</Filter>
     </ClCompile>
+    <ClCompile Include="$(MSBuildThisFileDirectory)..\Microsoft.ReactNative\Fabric\platform\react\renderer\components\view\HostPlatformViewProps.cpp" />
+    <ClCompile Include="$(MSBuildThisFileDirectory)..\Microsoft.ReactNative\Fabric\platform\react\renderer\components\view\HostPlatformViewEventEmitter.cpp" />
   </ItemGroup>
   <ItemGroup>
     <Filter Include="Source Files">