diff --git a/.github/workflows/zip.yml b/.github/workflows/zip.yml
index 45578d33761..d2ca55d6766 100644
--- a/.github/workflows/zip.yml
+++ b/.github/workflows/zip.yml
@@ -28,14 +28,17 @@ jobs:
   package-release:
     # Don't run on private repo.
     if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || github.event_name == 'pull_request' || github.event_name == 'workflow_dispatch'
-    runs-on: macos-12
+    strategy:
+      matrix:
+        os: [macos-13, macos-13-arm64]
+    runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
     - uses: mikehardy/buildcache-action@c87cea0ccd718971d6cc39e672c4f26815b6c126
       with:
         cache_key: package-release
-    - name: Xcode 14.1
-      run: sudo xcode-select -s /Applications/Xcode_14.1.app/Contents/Developer
+    - name: Xcode 15.2
+      run: sudo xcode-select -s /Applications/Xcode_15.2.app/Contents/Developer
     - uses: ruby/setup-ruby@v1
     - name: Setup Bundler
       run: ./scripts/setup_bundler.sh
@@ -54,11 +57,11 @@ jobs:
   build:
     # Don't run on private repo unless it is a PR.
     if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || github.event_name == 'pull_request' || github.event_name == 'workflow_dispatch'
-    runs-on: macos-12
+    runs-on: macos-13
     steps:
     - uses: actions/checkout@v4
-    - name: Xcode 14.1
-      run: sudo xcode-select -s /Applications/Xcode_14.1.app/Contents/Developer
+    - name: Xcode 15.2
+      run: sudo xcode-select -s /Applications/Xcode_15.2.app/Contents/Developer
     - name: Build
       run: |
         cd ReleaseTooling
@@ -68,14 +71,17 @@ jobs:
     # Don't run on private repo.
     if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || github.event_name == 'pull_request' || github.event_name == 'workflow_dispatch'
     needs: build
-    runs-on: macos-12
+    strategy:
+      matrix:
+        os: [macos-13, macos-13-arm64]
+    runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
     - uses: mikehardy/buildcache-action@c87cea0ccd718971d6cc39e672c4f26815b6c126
       with:
         cache_key: package-head
-    - name: Xcode 14.1
-      run: sudo xcode-select -s /Applications/Xcode_14.1.app/Contents/Developer
+    - name: Xcode 15.2
+      run: sudo xcode-select -s /Applications/Xcode_15.2.app/Contents/Developer
     - uses: ruby/setup-ruby@v1
     - name: Setup Bundler
       run: ./scripts/setup_bundler.sh
@@ -102,12 +108,8 @@ jobs:
       SDK: "ABTesting"
     strategy:
       matrix:
-        os: [macos-12, macos-13]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
-          - os: macos-13
-            xcode: Xcode_15.2
+        os: [macos-13, macos-13-arm64]
+        xcode: Xcode_15.2
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
@@ -163,12 +165,8 @@ jobs:
       SDK:  "Authentication"
     strategy:
       matrix:
-        os: [macos-12, macos-13]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
-          - os: macos-13
-            xcode: Xcode_15.2
+        os: macos-13
+        xcode: Xcode_15.2
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
@@ -216,12 +214,8 @@ jobs:
       SDK: "Config"
     strategy:
       matrix:
-        os: [macos-12, macos-13]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
-          - os: macos-13
-            xcode: Xcode_15.2
+        os: macos-13
+        xcode: Xcode_15.2
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
@@ -267,12 +261,8 @@ jobs:
       SDK: "Crashlytics"
     strategy:
       matrix:
-        os: [macos-12, macos-13]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
-          - os: macos-13
-            xcode: Xcode_15.2
+        os: macos-13
+        xcode: Xcode_15.2
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
@@ -341,10 +331,8 @@ jobs:
       SDK: "Database"
     strategy:
       matrix:
-        os: [macos-12]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
+        os: macos-13
+        xcode: Xcode_15.2
           # TODO: Building FirebaseUI fails on Xcode 15 because it needs to sign the resources.
           # - os: macos-13
           #   xcode: Xcode_15.2
@@ -397,12 +385,8 @@ jobs:
       SDK: "DynamicLinks"
     strategy:
       matrix:
-        os: [macos-12, macos-13]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
-          - os: macos-13
-            xcode: Xcode_15.2
+        os: macos-13
+        xcode: Xcode_15.2
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
@@ -456,10 +440,8 @@ jobs:
       SDK: "Firestore"
     strategy:
       matrix:
-        os: [macos-12]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
+        os: macos-13
+        xcode: Xcode_15.2
           # TODO: Building FirebaseUI fails on Xcode 15 because it needs to sign the resources.
           # - os: macos-13
           #   xcode: Xcode_15.2
@@ -508,8 +490,8 @@ jobs:
       FIREBASECI_USE_LATEST_GOOGLEAPPMEASUREMENT: 1
     runs-on: macos-13
     steps:
-      - name: Xcode 14.1
-        run: sudo xcode-select -s /Applications/Xcode_14.1.app/Contents/Developer
+      - name: Xcode 15.2
+        run: sudo xcode-select -s /Applications/Xcode_15.2.app/Contents/Developer
       - uses: actions/checkout@v4
       - name: Get framework dir
         uses: actions/download-artifact@v4
@@ -541,12 +523,8 @@ jobs:
       SDK: "InAppMessaging"
     strategy:
       matrix:
-        os: [macos-12, macos-13]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
-          - os: macos-13
-            xcode: Xcode_15.2
+        os: macos-13
+        xcode: Xcode_15.2
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
@@ -597,12 +575,8 @@ jobs:
       SDK: "Messaging"
     strategy:
       matrix:
-        os: [macos-12, macos-13]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
-          - os: macos-13
-            xcode: Xcode_15.2
+        os: macos-13
+        xcode: Xcode_15.2
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4
@@ -652,12 +626,8 @@ jobs:
       SDK: "Storage"
     strategy:
       matrix:
-        os: [macos-12, macos-13]
-        include:
-          - os: macos-12
-            xcode: Xcode_14.2
-          - os: macos-13
-            xcode: Xcode_15.2
+        os: macos-13
+        xcode: Xcode_15.2
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v4