diff --git a/scripts/react_native_pods.rb b/scripts/react_native_pods.rb
index 6768fdb01be..4a2c9644d6d 100644
--- a/scripts/react_native_pods.rb
+++ b/scripts/react_native_pods.rb
@@ -11,6 +11,8 @@ $CODEGEN_COMPONENT_DIR = 'react/renderer/components'
 $CODEGEN_MODULE_DIR = '.'
 $REACT_CODEGEN_PODSPEC_GENERATED = false
 $REACT_CODEGEN_DISCOVERY_DONE = false
+DEFAULT_OTHER_CPLUSPLUSFLAGS = '$(inherited)'
+NEW_ARCH_OTHER_CPLUSPLUSFLAGS = '$(inherited) -DRCT_NEW_ARCH_ENABLED=1 -DFOLLY_NO_CONFIG -DFOLLY_MOBILE=1 -DFOLLY_USE_LIBCPP=1'
 
 def use_react_native! (options={})
   # The prefix to react-native
@@ -25,6 +27,12 @@ def use_react_native! (options={})
   # Include Hermes dependencies
   hermes_enabled = options[:hermes_enabled] ||= false
 
+  # Codegen Discovery is required when enabling new architecture.
+  if ENV['RCT_NEW_ARCH_ENABLED'] == '1'
+    Pod::UI.puts 'Setting USE_CODEGEN_DISCOVERY=1'
+    ENV['USE_CODEGEN_DISCOVERY'] = '1'
+  end
+
   if `/usr/sbin/sysctl -n hw.optional.arm64 2>&1`.to_i == 1 && !RUBY_PLATFORM.include?('arm64')
     Pod::UI.warn 'Do not use "pod install" from inside Rosetta2 (x86_64 emulation on arm64).'
     Pod::UI.warn ' - Emulated x86_64 is slower than native arm64'
@@ -106,6 +114,20 @@ def use_react_native! (options={})
   end
 end
 
+def get_default_flags()
+  flags = {
+    :fabric_enabled => false,
+    :hermes_enabled => false,
+  }
+
+  if ENV['RCT_NEW_ARCH_ENABLED'] == '1'
+    flags[:fabric_enabled] = true
+    flags[:hermes_enabled] = true
+  end
+
+  return flags
+end
+
 def use_flipper!(versions = {}, configurations: ['Debug'])
   versions['Flipper'] ||= '0.99.0'
   versions['Flipper-Boost-iOSX'] ||= '1.76.0.1.11'
@@ -217,6 +239,35 @@ def react_native_post_install(installer)
 
   exclude_architectures(installer)
   fix_library_search_paths(installer)
+
+  cpp_flags = DEFAULT_OTHER_CPLUSPLUSFLAGS
+  if ENV['RCT_NEW_ARCH_ENABLED'] == '1'
+    cpp_flags = NEW_ARCH_OTHER_CPLUSPLUSFLAGS
+  end
+  modify_flags_for_new_architecture(installer, cpp_flags)
+
+end
+
+def modify_flags_for_new_architecture(installer, cpp_flags)
+  # Add RCT_NEW_ARCH_ENABLED to Target pods xcconfig
+  installer.aggregate_targets.each do |aggregate_target|
+      aggregate_target.xcconfigs.each do |config_name, config_file|
+          config_file.attributes['OTHER_CPLUSPLUSFLAGS'] = cpp_flags
+          xcconfig_path = aggregate_target.xcconfig_path(config_name)
+          Pod::UI.puts xcconfig_path
+          config_file.save_as(xcconfig_path)
+      end
+  end
+  # Add RCT_NEW_ARCH_ENABLED to Pods project xcconfig
+  installer.pods_project.targets.each do |target|
+    # if target.name == 'React-Core'
+    if target.name == 'React-Core'
+      puts "#{target.name}"
+      target.build_configurations.each do |config|
+        config.build_settings['OTHER_CPLUSPLUSFLAGS'] = cpp_flags
+      end
+    end
+  end
 end
 
 def build_codegen!(react_native_path)
diff --git a/template/ios/HelloWorld.xcodeproj/project.pbxproj b/template/ios/HelloWorld.xcodeproj/project.pbxproj
index b383416d524..7dfdffdd84e 100644
--- a/template/ios/HelloWorld.xcodeproj/project.pbxproj
+++ b/template/ios/HelloWorld.xcodeproj/project.pbxproj
@@ -482,7 +482,6 @@
 			baseConfigurationReference = 3B4392A12AC88292D35C810B /* Pods-HelloWorld.debug.xcconfig */;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
-				CLANG_CXX_LANGUAGE_STANDARD = "c++17";
 				CLANG_ENABLE_MODULES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				ENABLE_BITCODE = NO;
@@ -509,7 +508,6 @@
 			baseConfigurationReference = 5709B34CF0A7D63546082F79 /* Pods-HelloWorld.release.xcconfig */;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
-				CLANG_CXX_LANGUAGE_STANDARD = "c++17";
 				CLANG_ENABLE_MODULES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				INFOPLIST_FILE = HelloWorld/Info.plist;
@@ -534,7 +532,7 @@
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
 				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
-				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_CXX_LANGUAGE_STANDARD = "c++17";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
@@ -605,7 +603,7 @@
 			buildSettings = {
 				ALWAYS_SEARCH_USER_PATHS = NO;
 				CLANG_ANALYZER_LOCALIZABILITY_NONLOCALIZED = YES;
-				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_CXX_LANGUAGE_STANDARD = "c++17";
 				CLANG_CXX_LIBRARY = "libc++";
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_ENABLE_OBJC_ARC = YES;
diff --git a/template/ios/Podfile b/template/ios/Podfile
index 9409747f917..403f9313294 100644
--- a/template/ios/Podfile
+++ b/template/ios/Podfile
@@ -6,10 +6,16 @@ platform :ios, '11.0'
 target 'HelloWorld' do
   config = use_native_modules!
 
+  # Flags change depending on the env values.
+  flags = get_default_flags()
+
   use_react_native!(
     :path => config[:reactNativePath],
     # to enable hermes on iOS, change `false` to `true` and then install pods
-    :hermes_enabled => false
+    :hermes_enabled => flags[:hermes_enabled],
+    :fabric_enabled => flags[:fabric_enabled],
+    # An abosolute path to your application root.
+    :app_path => "#{Dir.pwd}/.."
   )
 
   target 'HelloWorldTests' do