diff --git a/samples/llama_index_chat_store.ipynb b/samples/llama_index_chat_store.ipynb
index c3073b3..12be02d 100644
--- a/samples/llama_index_chat_store.ipynb
+++ b/samples/llama_index_chat_store.ipynb
@@ -172,7 +172,9 @@
     "Optionally, [built-in database authentication](https://cloud.google.com/sql/docs/postgres/built-in-authentication) using a username and password to access the Cloud SQL database can also be used. Just provide the optional `user` and `password` arguments to `PostgresEngine.from_instance()`:\n",
     "\n",
     "* `user` : Database user to use for built-in database authentication and login\n",
-    "* `password` : Database password to use for built-in database authentication and login.\n"
+    "* `password` : Database password to use for built-in database authentication and login.\n",
+    "\n",
+    "To connect to your Cloud SQL instance from this notebook, you will need to enable public IP on your instance. Alternatively, you can follow [these instructions](https://cloud.google.com/sql/docs/postgres/connect-to-instance-from-outside-vpc) to connect to an Cloud SQL for PostgreSQL instance with Private IP from outside your VPC. Learn more about [specifying IP types](https://github.com/GoogleCloudPlatform/cloud-sql-python-connector?tab=readme-ov-file#specifying-ip-address-type).\n"
    ]
   },
   {
@@ -197,6 +199,7 @@
     "    database=DATABASE,\n",
     "    user=USER,\n",
     "    password=PASSWORD,\n",
+    "    ip_type=\"public\",\n",
     ")"
    ]
   },
diff --git a/samples/llama_index_doc_store.ipynb b/samples/llama_index_doc_store.ipynb
index c15ef8e..ad4a47d 100644
--- a/samples/llama_index_doc_store.ipynb
+++ b/samples/llama_index_doc_store.ipynb
@@ -201,7 +201,9 @@
     "Optionally, [built-in database authentication](https://cloud.google.com/sql/docs/postgres/built-in-authentication) using a username and password to access the Cloud SQL database can also be used. Just provide the optional `user` and `password` arguments to `PostgresEngine.from_instance()`:\n",
     "\n",
     "* `user` : Database user to use for built-in database authentication and login\n",
-    "* `password` : Database password to use for built-in database authentication and login.\n"
+    "* `password` : Database password to use for built-in database authentication and login.\n",
+    "\n",
+    "To connect to your Cloud SQL instance from this notebook, you will need to enable public IP on your instance. Alternatively, you can follow [these instructions](https://cloud.google.com/sql/docs/postgres/connect-to-instance-from-outside-vpc) to connect to an Cloud SQL for PostgreSQL instance with Private IP from outside your VPC. Learn more about [specifying IP types](https://github.com/GoogleCloudPlatform/cloud-sql-python-connector?tab=readme-ov-file#specifying-ip-address-type).\n"
    ]
   },
   {
@@ -230,6 +232,7 @@
     "    database=DATABASE,\n",
     "    user=USER,\n",
     "    password=PASSWORD,\n",
+    "    ip_type=\"public\",\n",
     ")"
    ]
   },
diff --git a/samples/llama_index_quick_start.ipynb b/samples/llama_index_quick_start.ipynb
index 4f3cebd..a4e0787 100644
--- a/samples/llama_index_quick_start.ipynb
+++ b/samples/llama_index_quick_start.ipynb
@@ -569,7 +569,10 @@
     "id": "-CQgPON8dwSK"
    },
    "source": [
-    "First, create a connection to your Cloud SQL for PostgreSQL instance using the `PostgresEngine` class."
+    "First, create a connection to your Cloud SQL for PostgreSQL instance using the `PostgresEngine` class.",
+    "\n",
+    "\n",
+    "To connect to your Cloud SQL instance from this notebook, you will need to enable public IP on your instance. Alternatively, you can follow [these instructions](https://cloud.google.com/sql/docs/postgres/connect-to-instance-from-outside-vpc) to connect to an Cloud SQL for PostgreSQL instance with Private IP from outside your VPC. Learn more about [specifying IP types](https://github.com/GoogleCloudPlatform/cloud-sql-python-connector?tab=readme-ov-file#specifying-ip-address-type).\n"
    ]
   },
   {
@@ -589,6 +592,7 @@
     "    database=database_name,\n",
     "    user=user,\n",
     "    password=password,\n",
+    "    ip_type=\"public\",\n",
     ")"
    ]
   },
diff --git a/samples/llama_index_reader.ipynb b/samples/llama_index_reader.ipynb
index 68b6cf5..b3c7ea9 100644
--- a/samples/llama_index_reader.ipynb
+++ b/samples/llama_index_reader.ipynb
@@ -163,7 +163,9 @@
     "Optionally, [built-in database authentication](https://cloud.google.com/sql/docs/postgres/built-in-authentication) using a username and password to access the Cloud SQL database can also be used. Just provide the optional `user` and `password` arguments to `PostgresEngine.from_instance()`:\n",
     "\n",
     "* `user` : Database user to use for built-in database authentication and login\n",
-    "* `password` : Database password to use for built-in database authentication and login.\n"
+    "* `password` : Database password to use for built-in database authentication and login.\n",
+    "\n",
+    "To connect to your Cloud SQL instance from this notebook, you will need to enable public IP on your instance. Alternatively, you can follow [these instructions](https://cloud.google.com/sql/docs/postgres/connect-to-instance-from-outside-vpc) to connect to an Cloud SQL for PostgreSQL instance with Private IP from outside your VPC. Learn more about [specifying IP types](https://github.com/GoogleCloudPlatform/cloud-sql-python-connector?tab=readme-ov-file#specifying-ip-address-type).\n"
    ]
   },
   {
@@ -188,6 +190,7 @@
     "    database=DATABASE,\n",
     "    user=USER,\n",
     "    password=PASSWORD,\n",
+    "    ip_type=\"public\",\n",
     ")"
    ]
   },
diff --git a/samples/llama_index_vector_store.ipynb b/samples/llama_index_vector_store.ipynb
index e482cd1..824b06a 100644
--- a/samples/llama_index_vector_store.ipynb
+++ b/samples/llama_index_vector_store.ipynb
@@ -201,7 +201,9 @@
     "Optionally, [built-in database authentication](https://cloud.google.com/sql/docs/postgres/built-in-authentication) using a username and password to access the Cloud SQL database can also be used. Just provide the optional `user` and `password` arguments to `PostgresEngine.from_instance()`:\n",
     "\n",
     "* `user` : Database user to use for built-in database authentication and login\n",
-    "* `password` : Database password to use for built-in database authentication and login.\n"
+    "* `password` : Database password to use for built-in database authentication and login.\n",
+    "\n",
+    "To connect to your Cloud SQL instance from this notebook, you will need to enable public IP on your instance. Alternatively, you can follow [these instructions](https://cloud.google.com/sql/docs/postgres/connect-to-instance-from-outside-vpc) to connect to an Cloud SQL for PostgreSQL instance with Private IP from outside your VPC. Learn more about [specifying IP types](https://github.com/GoogleCloudPlatform/cloud-sql-python-connector?tab=readme-ov-file#specifying-ip-address-type).\n"
    ]
   },
   {
@@ -230,6 +232,7 @@
     "    database=DATABASE,\n",
     "    user=USER,\n",
     "    password=PASSWORD,\n",
+    "    ip_type=\"public\",\n",
     ")"
    ]
   },