diff --git a/.github/workflows/ios-cd-live.yml b/.github/workflows/ios-cd-live.yml
new file mode 100644
index 00000000..2bd7aada
--- /dev/null
+++ b/.github/workflows/ios-cd-live.yml
@@ -0,0 +1,63 @@
+# This workflow will build a Swift project
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-swift
+
+name: iOS CD (Live -> App Store) 
+
+on:
+  push:
+    branches: ["env/live"] 
+
+jobs:
+  deploy-appstore:
+    runs-on: macos-15
+    
+    environment: AppStore-Deploy 
+
+    steps:
+      - name: Checkout Code
+        uses: actions/checkout@v4
+
+      - name: Select Xcode
+        uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: "latest-stable"
+
+      - name: Install iOS SDK (Retry up to 3 times)
+        run: |
+          for i in {1..3}; do
+            echo "Attempt $i to download iOS platform..."
+            sudo xcodebuild -downloadPlatform iOS && break || {
+              if [ $i -lt 3 ]; then
+                echo "Attempt $i failed. Retrying in 10 seconds..."
+                sleep 10
+              else
+                echo "All 3 attempts failed. Moving on (continue-on-error is set)."
+                exit 1
+              fi
+            }
+          done
+        
+      - name: Create Real Configs
+        run: |
+          echo "${{ secrets.LIVE_CONFIG_CONTENT }}" | base64 --decode > "LiveConfig.xcconfig"
+          echo "${{ secrets.DEV_CONFIG_CONTENT }}" | base64 --decode > "DevConfig.xcconfig"
+          echo "${{ secrets.STAGE_CONFIG_CONTENT }}" | base64 --decode > "StageConfig.xcconfig"
+          echo "${{ secrets.BASE_CONFIG_CONTENT }}" | base64 --decode > "BaseConfig.xcconfig"
+    
+      - name: Install Fastlane
+        run: bundle install
+
+      - name: Build and Upload to App Store
+        env:
+          MATCH_PASSWORD: ${{ secrets.MATCH_PASSWORD }}
+          MATCH_GIT_BASIC_AUTHORIZATION: ${{ secrets.MATCH_GIT_TOKEN }}
+          APP_STORE_CONNECT_API_KEY_ISSUER_ID: ${{ secrets.ASC_ISSUER_ID }}
+          APP_STORE_CONNECT_API_KEY_KEY_ID: ${{ secrets.ASC_KEY_ID }}
+          APP_STORE_CONNECT_API_KEY_KEY: ${{ secrets.ASC_KEY_CONTENT }}
+          GYM_SCHEME: "Atcha-Live" 
+          GYM_CONFIGURATION: "Release"
+          GYM_EXPORT_METHOD: "app-store"
+          GYM_XC_ARGS: "PROVISIONING_PROFILE_SPECIFIER='match AppStore com.atcha.iOS' CODE_SIGN_STYLE=Manual"
+          FASTLANE_XCODEBUILD_SETTINGS_TIMEOUT: 120
+        
+        run: bundle exec fastlane release
diff --git a/.github/workflows/ios-cd-stage.yml b/.github/workflows/ios-cd-stage.yml
index ec39ce38..95119c0a 100644
--- a/.github/workflows/ios-cd-stage.yml
+++ b/.github/workflows/ios-cd-stage.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Select Xcode
         uses: maxim-lobanov/setup-xcode@v1
         with:
-          xcode-version: "16.2"
+          xcode-version: "latest-stable"
 
       - name: Install iOS SDK (Retry up to 3 times)
         run: |
diff --git a/.github/workflows/ios_ci.yml b/.github/workflows/ios_ci.yml
index d6d70423..d0107125 100644
--- a/.github/workflows/ios_ci.yml
+++ b/.github/workflows/ios_ci.yml
@@ -16,7 +16,7 @@ jobs:
       - name: Select Xcode
         uses: maxim-lobanov/setup-xcode@v1
         with:
-          xcode-version: "16.2"
+          xcode-version: "latest-stable"
 
       - name: Debug toolchain
         run: |
diff --git a/Atcha-iOS.xcodeproj/project.pbxproj b/Atcha-iOS.xcodeproj/project.pbxproj
index 790eaf7b..5f8095a3 100644
--- a/Atcha-iOS.xcodeproj/project.pbxproj
+++ b/Atcha-iOS.xcodeproj/project.pbxproj
@@ -2450,11 +2450,9 @@
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
 				CODE_SIGN_ENTITLEMENTS = "Atcha-iOS/Atcha-iOS.entitlements";
 				CODE_SIGN_IDENTITY = "Apple Development";
-				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Distribution";
-				CODE_SIGN_STYLE = Manual;
+				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 15;
-				DEVELOPMENT_TEAM = "";
-				"DEVELOPMENT_TEAM[sdk=iphoneos*]" = 23SCTLK482;
+				DEVELOPMENT_TEAM = 23SCTLK482;
 				EXCLUDED_ARCHS = "";
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
@@ -2481,7 +2479,6 @@
 				PRODUCT_BUNDLE_IDENTIFIER = com.atcha.iOS;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
-				"PROVISIONING_PROFILE_SPECIFIER[sdk=iphoneos*]" = "match AppStore com.atcha.iOS";
 				SUPPORTED_PLATFORMS = "iphoneos iphonesimulator";
 				SUPPORTS_MACCATALYST = NO;
 				SUPPORTS_MAC_DESIGNED_FOR_IPHONE_IPAD = NO;
diff --git a/Atcha-iOS/Info.plist b/Atcha-iOS/Info.plist
index cd33ff1b..29cd94cd 100644
--- a/Atcha-iOS/Info.plist
+++ b/Atcha-iOS/Info.plist
@@ -67,5 +67,7 @@
 	<string>$(AMPLITUDE_API_KEY)</string>
 	<key>API_BASE_URL</key>
 	<string>$(API_BASE_URL)</string>
+    <key>ITSAppUsesNonExemptEncryption</key>
+    <false/>
 </dict>
 </plist>
diff --git a/fastlane/Fastfile b/fastlane/Fastfile
index 25bf21e6..1a76dcca 100644
--- a/fastlane/Fastfile
+++ b/fastlane/Fastfile
@@ -30,7 +30,12 @@ platform :ios do
     )
 
     match(type: "appstore")
-    increment_build_number(xcodeproj: "Atcha-iOS.xcodeproj")
+    latest_build = latest_testflight_build_number(api_key: api_key)
+
+    increment_build_number(
+      build_number: latest_build + 1,
+      xcodeproj: "Atcha-iOS.xcodeproj"
+    )
 
     build_app(
       project: "Atcha-iOS.xcodeproj",  
@@ -46,8 +51,22 @@ platform :ios do
 
   desc "App Store 업로드 (Submit은 안 함)"
   lane :release do
+
+    api_key = app_store_connect_api_key(
+        key_id: ENV["ASC_KEY_ID"],
+        issuer_id: ENV["ASC_ISSUER_ID"],
+        key_content: ENV["ASC_KEY_CONTENT"],
+        is_key_content_base64: true
+    )
+
     match(type: "appstore")
-    increment_build_number(xcodeproj: "Atcha-iOS.xcodeproj")
+
+    latest_build = latest_testflight_build_number(api_key: api_key)
+
+    increment_build_number(
+      build_number: latest_build + 1,
+      xcodeproj: "Atcha-iOS.xcodeproj"
+    )
 
     build_app(
       project: "Atcha-iOS.xcodeproj",