diff --git a/docs/reference/operators/ContribOperators.md b/docs/reference/operators/ContribOperators.md
index cd4ed0dc23e74..2d61940495c43 100644
--- a/docs/reference/operators/ContribOperators.md
+++ b/docs/reference/operators/ContribOperators.md
@@ -2,7 +2,7 @@
 title: Contrib operators
 parent: Operators
 grand_parent: Reference
-nav_order: 3
+nav_order: 2
 ---
 
 # Contrib ops
diff --git a/docs/reference/operators/MobileOps.md b/docs/reference/operators/MobileOps.md
index 59258c7026e34..7096199b9e3e8 100644
--- a/docs/reference/operators/MobileOps.md
+++ b/docs/reference/operators/MobileOps.md
@@ -2,11 +2,14 @@
 title: ORT Mobile operators
 parent: Operators
 grand_parent: Reference
-nav_order: 2
+nav_exclude: true
 ---
+
+# **IMPORTANT: The ORT Mobile pre-built packages with reduced operator support are no longer available starting from 1.19. Please use the versions with full operator support or do a custom build.**
+
 # ORT Mobile Pre-Built Package Operator and Type Support
 
-These are the operators and types included in the ORT Mobile pre-built packages for each release. Supported operators and types selected are based on what is required to support float32 and quantized versions of popular models. The full list of input models used to determine this list is available [here](https://github.com/microsoft/onnxruntime/blob/main/tools/ci_build/github/android/mobile_package.required_operators.readme.txt).
+These are the operators and types included in the ORT Mobile pre-built packages for each release. Supported operators and types selected are based on what is required to support float32 and quantized versions of popular models. The full list of input models used to determine this list is available [here](https://github.com/microsoft/onnxruntime/blob/v1.17.3/tools/ci_build/github/android/mobile_package.required_operators.readme.txt).
 
 | Release | Documentation |
 |---------|---------------|
diff --git a/docs/reference/operators/add-custom-op.md b/docs/reference/operators/add-custom-op.md
index b4b43b2324eb5..360df90360528 100644
--- a/docs/reference/operators/add-custom-op.md
+++ b/docs/reference/operators/add-custom-op.md
@@ -2,7 +2,7 @@
 title: Custom operators
 parent: Operators
 grand_parent: Reference
-nav_order: 4
+nav_order: 3
 ---
 
 # Custom operators
diff --git a/docs/reference/operators/reduced-operator-config-file.md b/docs/reference/operators/reduced-operator-config-file.md
index 5bdf9d98a0e08..2bf6caf1f7810 100644
--- a/docs/reference/operators/reduced-operator-config-file.md
+++ b/docs/reference/operators/reduced-operator-config-file.md
@@ -3,7 +3,7 @@ title: Reduced operator config file
 description: Specification of the reduced operator config file, used to reduce the size of the ONNX Runtime
 parent: Operators
 grand_parent: Reference
-nav_order: 5
+nav_order: 4
 ---