diff --git a/onnxruntime/core/providers/qnn/builder/opbuilder/layer_norm_op_builder.cc b/onnxruntime/core/providers/qnn/builder/opbuilder/layer_norm_op_builder.cc
index c667aeeaa61f0..a31b15948cb7f 100644
--- a/onnxruntime/core/providers/qnn/builder/opbuilder/layer_norm_op_builder.cc
+++ b/onnxruntime/core/providers/qnn/builder/opbuilder/layer_norm_op_builder.cc
@@ -87,10 +87,10 @@ Status LayerNormOpBuilder::ProcessInputs(QnnModelWrapper& qnn_model_wrapper,
     ORT_RETURN_IF_ERROR(ProcessInput(qnn_model_wrapper, inputs[BIAS_IDX], logger, input_names));
   }
 
-#if QNN_API_VERSION_MAJOR == 2 && QNN_API_VERSION_MINOR == 17
+#if QNN_API_VERSION_MAJOR == 2 && (QNN_API_VERSION_MINOR == 17 || QNN_API_VERSION_MINOR == 18)
   if (!has_bias_input && IsNpuBackend(qnn_model_wrapper.GetQnnBackendType())) {
-    // Bias is implicit. QNN SDK 2.24 (QNN API version 2.17) has a validation bug for implicit bias inputs, so provide
-    // an explicit bias of all 0 (quantized int32).
+    // Bias is implicit. QNN SDK 2.24/2.25 (QNN API version 2.17/2.18) has a validation bug for implicit bias inputs,
+    // so provide an explicit bias of all 0 (quantized int32).
     TensorInfo x_input_info = {};
     ORT_RETURN_IF_ERROR(qnn_model_wrapper.GetTensorInfo(inputs[X_IDX], x_input_info));
 
diff --git a/tools/ci_build/github/azure-pipelines/android-arm64-v8a-QNN-crosscompile-ci-pipeline.yml b/tools/ci_build/github/azure-pipelines/android-arm64-v8a-QNN-crosscompile-ci-pipeline.yml
index c80092fc82ed5..3fba9f54f2667 100644
--- a/tools/ci_build/github/azure-pipelines/android-arm64-v8a-QNN-crosscompile-ci-pipeline.yml
+++ b/tools/ci_build/github/azure-pipelines/android-arm64-v8a-QNN-crosscompile-ci-pipeline.yml
@@ -31,7 +31,7 @@ parameters:
 - name: QnnSdk
   displayName: QNN SDK version
   type: string
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 jobs:
 - job: Build_QNN_EP
diff --git a/tools/ci_build/github/azure-pipelines/c-api-noopenmp-packaging-pipelines.yml b/tools/ci_build/github/azure-pipelines/c-api-noopenmp-packaging-pipelines.yml
index 51b73acd93dc8..c9210b996b84e 100644
--- a/tools/ci_build/github/azure-pipelines/c-api-noopenmp-packaging-pipelines.yml
+++ b/tools/ci_build/github/azure-pipelines/c-api-noopenmp-packaging-pipelines.yml
@@ -62,7 +62,7 @@ parameters:
 - name: QnnSdk
   displayName: QNN SDK Version
   type: string
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 resources:
   repositories:
diff --git a/tools/ci_build/github/azure-pipelines/linux-qnn-ci-pipeline.yml b/tools/ci_build/github/azure-pipelines/linux-qnn-ci-pipeline.yml
index 0d67b0947be53..9282792a6b418 100644
--- a/tools/ci_build/github/azure-pipelines/linux-qnn-ci-pipeline.yml
+++ b/tools/ci_build/github/azure-pipelines/linux-qnn-ci-pipeline.yml
@@ -32,7 +32,7 @@ parameters:
 - name: QnnSdk
   displayName: QNN SDK version
   type: string
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 jobs:
   - job: Build_QNN_EP
diff --git a/tools/ci_build/github/azure-pipelines/py-packaging-pipeline.yml b/tools/ci_build/github/azure-pipelines/py-packaging-pipeline.yml
index cd3966633d742..c7a1b595a6c6f 100644
--- a/tools/ci_build/github/azure-pipelines/py-packaging-pipeline.yml
+++ b/tools/ci_build/github/azure-pipelines/py-packaging-pipeline.yml
@@ -59,7 +59,7 @@ parameters:
 - name: qnn_sdk_version
   type: string
   displayName: 'QNN SDK version. Only for QNN packages.'
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 trigger: none
 
diff --git a/tools/ci_build/github/azure-pipelines/qnn-ep-nuget-packaging-pipeline.yml b/tools/ci_build/github/azure-pipelines/qnn-ep-nuget-packaging-pipeline.yml
index 7229bc5dbd114..25d50f4255cb1 100644
--- a/tools/ci_build/github/azure-pipelines/qnn-ep-nuget-packaging-pipeline.yml
+++ b/tools/ci_build/github/azure-pipelines/qnn-ep-nuget-packaging-pipeline.yml
@@ -2,7 +2,7 @@ parameters:
 - name: QnnSdk
   displayName: QNN SDK Version
   type: string
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 - name: build_config
   displayName: Build Configuration
diff --git a/tools/ci_build/github/azure-pipelines/templates/jobs/download_linux_qnn_sdk.yml b/tools/ci_build/github/azure-pipelines/templates/jobs/download_linux_qnn_sdk.yml
index 734ad43e0066d..e727ec4f7ef5c 100644
--- a/tools/ci_build/github/azure-pipelines/templates/jobs/download_linux_qnn_sdk.yml
+++ b/tools/ci_build/github/azure-pipelines/templates/jobs/download_linux_qnn_sdk.yml
@@ -1,7 +1,7 @@
 parameters:
   - name: QnnSDKVersion
     type: string
-    default: '2.24.0.240626'
+    default: '2.25.0.240728'
 
 steps:
   - script: |
diff --git a/tools/ci_build/github/azure-pipelines/templates/jobs/download_win_qnn_sdk.yml b/tools/ci_build/github/azure-pipelines/templates/jobs/download_win_qnn_sdk.yml
index 900adc9690255..912cac6fbb99e 100644
--- a/tools/ci_build/github/azure-pipelines/templates/jobs/download_win_qnn_sdk.yml
+++ b/tools/ci_build/github/azure-pipelines/templates/jobs/download_win_qnn_sdk.yml
@@ -1,7 +1,7 @@
 parameters:
   - name: QnnSDKVersion
     type: string
-    default: '2.24.0.240626'
+    default: '2.25.0.240728'
 
 steps:
   - powershell: |
diff --git a/tools/ci_build/github/azure-pipelines/templates/py-packaging-stage.yml b/tools/ci_build/github/azure-pipelines/templates/py-packaging-stage.yml
index 447e35244eb66..faf453140052b 100644
--- a/tools/ci_build/github/azure-pipelines/templates/py-packaging-stage.yml
+++ b/tools/ci_build/github/azure-pipelines/templates/py-packaging-stage.yml
@@ -63,7 +63,7 @@ parameters:
 - name: qnn_sdk_version
   type: string
   displayName: 'QNN SDK version. Only for QNN packages.'
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 stages:
 - ${{ if eq(parameters.enable_windows_cpu, true) }}:
diff --git a/tools/ci_build/github/azure-pipelines/templates/py-win-arm64-qnn.yml b/tools/ci_build/github/azure-pipelines/templates/py-win-arm64-qnn.yml
index 40e8583141df8..c3a2b7be7ebd2 100644
--- a/tools/ci_build/github/azure-pipelines/templates/py-win-arm64-qnn.yml
+++ b/tools/ci_build/github/azure-pipelines/templates/py-win-arm64-qnn.yml
@@ -7,7 +7,7 @@ parameters:
 - name: QNN_SDK
   displayName: QNN SDK Version
   type: string
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 - name: PYTHON_VERSION
   type: string
diff --git a/tools/ci_build/github/azure-pipelines/templates/py-win-x64-qnn.yml b/tools/ci_build/github/azure-pipelines/templates/py-win-x64-qnn.yml
index 33335bb2be2dd..5cf03a7cdd100 100644
--- a/tools/ci_build/github/azure-pipelines/templates/py-win-x64-qnn.yml
+++ b/tools/ci_build/github/azure-pipelines/templates/py-win-x64-qnn.yml
@@ -7,7 +7,7 @@ parameters:
 - name: QNN_SDK
   displayName: QNN SDK Version
   type: string
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 - name: ENV_SETUP_SCRIPT
   type: string
diff --git a/tools/ci_build/github/azure-pipelines/templates/qnn-ep-win.yml b/tools/ci_build/github/azure-pipelines/templates/qnn-ep-win.yml
index 944745b69ca63..c7fd26712329c 100644
--- a/tools/ci_build/github/azure-pipelines/templates/qnn-ep-win.yml
+++ b/tools/ci_build/github/azure-pipelines/templates/qnn-ep-win.yml
@@ -1,5 +1,5 @@
 parameters:
-  QnnSdk: '2.24.0.240626'
+  QnnSdk: '2.25.0.240728'
   build_config: 'RelWithDebInfo'  
   IsReleaseBuild: false
   DoEsrp: false
diff --git a/tools/ci_build/github/azure-pipelines/win-qnn-arm64-ci-pipeline.yml b/tools/ci_build/github/azure-pipelines/win-qnn-arm64-ci-pipeline.yml
index e1b8b718e9928..31cdbeb99be4f 100644
--- a/tools/ci_build/github/azure-pipelines/win-qnn-arm64-ci-pipeline.yml
+++ b/tools/ci_build/github/azure-pipelines/win-qnn-arm64-ci-pipeline.yml
@@ -32,7 +32,7 @@ parameters:
 - name: QnnSdk
   displayName: QNN SDK version
   type: string
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 jobs:
 - job: 'build'
diff --git a/tools/ci_build/github/azure-pipelines/win-qnn-ci-pipeline.yml b/tools/ci_build/github/azure-pipelines/win-qnn-ci-pipeline.yml
index 97c4ab15095c9..54277bcb4039f 100644
--- a/tools/ci_build/github/azure-pipelines/win-qnn-ci-pipeline.yml
+++ b/tools/ci_build/github/azure-pipelines/win-qnn-ci-pipeline.yml
@@ -32,7 +32,7 @@ parameters:
 - name: QnnSdk
   displayName: QNN SDK version
   type: string
-  default: 2.24.0.240626
+  default: 2.25.0.240728
 
 jobs:
 - job: 'build'