diff --git a/mk/xamarin.mk b/mk/xamarin.mk
index cdda638aadd8..fc1d1033ee4b 100644
--- a/mk/xamarin.mk
+++ b/mk/xamarin.mk
@@ -1,5 +1,5 @@
 # Available versions can be seen here:
 # https://dev.azure.com/dnceng/public/_artifacts/feed/dotnet-eng/NuGet/Microsoft.Tools.Mlaunch/versions
-MLAUNCH_NUGET_VERSION=1.1.93
+MLAUNCH_NUGET_VERSION=1.1.103
 # https://dev.azure.com/dnceng/public/_artifacts/feed/dotnet-eng/NuGet/AppleDocReader/versions
 ADR_NUGET_VERSION=1.0.0
diff --git a/tests/dotnet/UnitTests/expected/iOS-MonoVM-interpreter-size.txt b/tests/dotnet/UnitTests/expected/iOS-MonoVM-interpreter-size.txt
index b31e62171bd7..b56583faa417 100644
--- a/tests/dotnet/UnitTests/expected/iOS-MonoVM-interpreter-size.txt
+++ b/tests/dotnet/UnitTests/expected/iOS-MonoVM-interpreter-size.txt
@@ -1,12 +1,12 @@
-AppBundleSize: 3,611,466 bytes (3,526.8 KB = 3.4 MB)
+AppBundleSize: 3,600,674 bytes (3,516.3 KB = 3.4 MB)
 # The following list of files and their sizes is just informational / for review, and isn't used in the test:
 _CodeSignature/CodeResources: 3,997 bytes (3.9 KB = 0.0 MB)
 archived-expanded-entitlements.xcent: 384 bytes (0.4 KB = 0.0 MB)
-Info.plist: 1,160 bytes (1.1 KB = 0.0 MB)
-Microsoft.iOS.dll: 150,528 bytes (147.0 KB = 0.1 MB)
+Info.plist: 1,136 bytes (1.1 KB = 0.0 MB)
+Microsoft.iOS.dll: 153,088 bytes (149.5 KB = 0.1 MB)
 PkgInfo: 8 bytes (0.0 KB = 0.0 MB)
 runtimeconfig.bin: 1,405 bytes (1.4 KB = 0.0 MB)
-SizeTestApp: 2,404,544 bytes (2,348.2 KB = 2.3 MB)
+SizeTestApp: 2,391,216 bytes (2,335.2 KB = 2.3 MB)
 SizeTestApp.dll: 7,680 bytes (7.5 KB = 0.0 MB)
 System.Private.CoreLib.aotdata.arm64: 41,312 bytes (40.3 KB = 0.0 MB)
 System.Private.CoreLib.dll: 987,136 bytes (964.0 KB = 0.9 MB)
diff --git a/tests/dotnet/UnitTests/expected/iOS-MonoVM-size.txt b/tests/dotnet/UnitTests/expected/iOS-MonoVM-size.txt
index e3f3dece5c52..3156057033e1 100644
--- a/tests/dotnet/UnitTests/expected/iOS-MonoVM-size.txt
+++ b/tests/dotnet/UnitTests/expected/iOS-MonoVM-size.txt
@@ -1,14 +1,14 @@
-AppBundleSize: 9,362,194 bytes (9,142.8 KB = 8.9 MB)
+AppBundleSize: 9,320,574 bytes (9,102.1 KB = 8.9 MB)
 # The following list of files and their sizes is just informational / for review, and isn't used in the test:
 _CodeSignature/CodeResources: 5,229 bytes (5.1 KB = 0.0 MB)
 aot-instances.aotdata.arm64: 827,592 bytes (808.2 KB = 0.8 MB)
 archived-expanded-entitlements.xcent: 384 bytes (0.4 KB = 0.0 MB)
-Info.plist: 1,172 bytes (1.1 KB = 0.0 MB)
+Info.plist: 1,136 bytes (1.1 KB = 0.0 MB)
 Microsoft.iOS.aotdata.arm64: 22,872 bytes (22.3 KB = 0.0 MB)
 Microsoft.iOS.dll: 48,640 bytes (47.5 KB = 0.0 MB)
 PkgInfo: 8 bytes (0.0 KB = 0.0 MB)
 runtimeconfig.bin: 1,481 bytes (1.4 KB = 0.0 MB)
-SizeTestApp: 7,260,640 bytes (7,090.5 KB = 6.9 MB)
+SizeTestApp: 7,219,056 bytes (7,049.9 KB = 6.9 MB)
 SizeTestApp.aotdata.arm64: 1,456 bytes (1.4 KB = 0.0 MB)
 SizeTestApp.dll: 7,168 bytes (7.0 KB = 0.0 MB)
 System.Private.CoreLib.aotdata.arm64: 640,736 bytes (625.7 KB = 0.6 MB)
diff --git a/tests/dotnet/UnitTests/expected/iOS-NativeAOT-size.txt b/tests/dotnet/UnitTests/expected/iOS-NativeAOT-size.txt
index 53bb4b1bb017..af468f6733e9 100644
--- a/tests/dotnet/UnitTests/expected/iOS-NativeAOT-size.txt
+++ b/tests/dotnet/UnitTests/expected/iOS-NativeAOT-size.txt
@@ -1,8 +1,8 @@
-AppBundleSize: 2,450,665 bytes (2,393.2 KB = 2.3 MB)
+AppBundleSize: 2,437,045 bytes (2,379.9 KB = 2.3 MB)
 # The following list of files and their sizes is just informational / for review, and isn't used in the test:
 _CodeSignature/CodeResources: 2,589 bytes (2.5 KB = 0.0 MB)
 archived-expanded-entitlements.xcent: 384 bytes (0.4 KB = 0.0 MB)
-Info.plist: 1,172 bytes (1.1 KB = 0.0 MB)
+Info.plist: 1,136 bytes (1.1 KB = 0.0 MB)
 PkgInfo: 8 bytes (0.0 KB = 0.0 MB)
 runtimeconfig.bin: 1,808 bytes (1.8 KB = 0.0 MB)
-SizeTestApp: 2,444,704 bytes (2,387.4 KB = 2.3 MB)
+SizeTestApp: 2,431,120 bytes (2,374.1 KB = 2.3 MB)
diff --git a/tools/devops/automation/build-pipeline.yml b/tools/devops/automation/build-pipeline.yml
index 2d8a209f94b1..032878bcaca5 100644
--- a/tools/devops/automation/build-pipeline.yml
+++ b/tools/devops/automation/build-pipeline.yml
@@ -14,7 +14,7 @@ parameters:
   - name: macOSName  # comes from the build agent demand named macOS.Name
     displayName: Name of the version of macOS to use
     type: string
-    default: 'Sequoia'
+    default: 'Tahoe'
 
   - name: runGovernanceTests
     displayName: Run Governance Checks
diff --git a/tools/devops/automation/build-pull-request.yml b/tools/devops/automation/build-pull-request.yml
index f0ca3413ef85..e2117e12ee44 100644
--- a/tools/devops/automation/build-pull-request.yml
+++ b/tools/devops/automation/build-pull-request.yml
@@ -15,7 +15,7 @@ parameters:
 - name: macOSName # comes from the build agent demand named macOS.Name
   displayName: Name of the version of macOS to use
   type: string
-  default: 'Sequoia'
+  default: 'Tahoe'
 
 - name: runGovernanceTests
   displayName: Run Governance Checks
diff --git a/tools/devops/automation/run-nightly-codeql.yml b/tools/devops/automation/run-nightly-codeql.yml
index bdfd3a2a7d4b..a32ac49a35e7 100644
--- a/tools/devops/automation/run-nightly-codeql.yml
+++ b/tools/devops/automation/run-nightly-codeql.yml
@@ -14,7 +14,7 @@ parameters:
 - name: macOSName  # comes from the build agent demand named macOS.Name
   displayName: Name of the version of macOS to use
   type: string
-  default: 'Sequoia'
+  default: 'Tahoe'
 
 resources:
   repositories:
diff --git a/tools/devops/automation/templates/pipelines/api-diff-pipeline.yml b/tools/devops/automation/templates/pipelines/api-diff-pipeline.yml
index 94ac5b176cd6..4f7753475d67 100644
--- a/tools/devops/automation/templates/pipelines/api-diff-pipeline.yml
+++ b/tools/devops/automation/templates/pipelines/api-diff-pipeline.yml
@@ -11,7 +11,7 @@ parameters:
 - name: macOSName # comes from the build agent demand named macOS.Name
   displayName: Name of the version of macOS to use
   type: string
-  default: 'Sequoia'
+  default: 'Tahoe'
 
 - name: pool
   type: string
diff --git a/tools/devops/automation/templates/pipelines/build-pipeline.yml b/tools/devops/automation/templates/pipelines/build-pipeline.yml
index b0407ca93886..1293841671b3 100644
--- a/tools/devops/automation/templates/pipelines/build-pipeline.yml
+++ b/tools/devops/automation/templates/pipelines/build-pipeline.yml
@@ -11,7 +11,7 @@ parameters:
 - name: macOSName # comes from the build agent demand named macOS.Name
   displayName: Name of the version of macOS to use
   type: string
-  default: 'Sequoia'
+  default: 'Tahoe'
 
 - name: pool
   type: string
diff --git a/tools/devops/automation/templates/pipelines/run-tests-pipeline.yml b/tools/devops/automation/templates/pipelines/run-tests-pipeline.yml
index 618c8def6418..5cbf25b469f1 100644
--- a/tools/devops/automation/templates/pipelines/run-tests-pipeline.yml
+++ b/tools/devops/automation/templates/pipelines/run-tests-pipeline.yml
@@ -14,7 +14,7 @@ parameters:
   - name: macOSName # comes from the build agent demand named macOS.Name
     displayName: Name of the version of macOS to use
     type: string
-    default: 'Sequoia'
+    default: 'Tahoe'
 
   - name: runTests
     displayName: Run Simulator Tests