diff --git a/.github/workflows/ci_cd.yml b/.github/workflows/ci_cd.yml
index beb79964..a6a343c1 100644
--- a/.github/workflows/ci_cd.yml
+++ b/.github/workflows/ci_cd.yml
@@ -21,7 +21,7 @@ env:
   # It applies 7 days retention policy by default.
   RESET_EXAMPLES_CACHE: 0
   ANSYSLMD_LICENSE_FILE: ${{ format('1055@{0}', secrets.LICENSE_SERVER) }}
-  MAIN_PYTHON_VERSION: '3.9'
+  MAIN_PYTHON_VERSION: '3.10'
   PYFLUENT_TIMEOUT_FORCE_EXIT: 5
   PYFLUENT_LAUNCH_CONTAINER: 1
 
@@ -51,7 +51,7 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, ubuntu-latest]
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.10', '3.11', '3.12']
       fail-fast: false
 
     steps:
diff --git a/.github/workflows/nightly-doc-build.yml b/.github/workflows/nightly-doc-build.yml
index fc821b06..badbf77c 100644
--- a/.github/workflows/nightly-doc-build.yml
+++ b/.github/workflows/nightly-doc-build.yml
@@ -7,7 +7,7 @@ on:
 
 env:
   DOCUMENTATION_CNAME: 'visualization.fluent.docs.pyansys.com'
-  MAIN_PYTHON_VERSION: '3.9'
+  MAIN_PYTHON_VERSION: '3.10'
   DOC_DEPLOYMENT_IMAGE_TAG: v24.2.0
   ANSYSLMD_LICENSE_FILE: ${{ format('1055@{0}', secrets.LICENSE_SERVER) }}
   PYFLUENT_TIMEOUT_FORCE_EXIT: 5
diff --git a/.github/workflows/nightly-test-run.yml b/.github/workflows/nightly-test-run.yml
index 413043d7..3d835e14 100644
--- a/.github/workflows/nightly-test-run.yml
+++ b/.github/workflows/nightly-test-run.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         os: [windows-latest, ubuntu-latest]
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.10', '3.11', '3.12']
       fail-fast: false
 
     steps:
diff --git a/README.rst b/README.rst
index 1f85d4ea..f6624e0d 100644
--- a/README.rst
+++ b/README.rst
@@ -50,8 +50,8 @@ the project support team, email `pyansys.core@ansys.com <pyansys.core@ansys.com>
 
 Installation
 ------------
-The ``ansys-fluent-visualization`` package supports Python 3.9 through Python
-3.11 on Windows and Linux.
+The ``ansys-fluent-visualization`` package supports Python 3.10 through Python
+3.12 on Windows and Linux.
 
 If you are using Python 3.10, download and install the wheel file for the ``vtk`` package from
 `here for Windows <https://github.com/pyvista/pyvista-wheels/raw/main/vtk-9.1.0.dev0-cp310-cp310-win_amd64.whl>`_
diff --git a/doc/source/getting_started/index.rst b/doc/source/getting_started/index.rst
index e9d40814..71c70788 100644
--- a/doc/source/getting_started/index.rst
+++ b/doc/source/getting_started/index.rst
@@ -13,8 +13,8 @@ page on the Ansys website.
 ***************
 Install package
 ***************
-The ``ansys-fluent-visualization`` package supports Python 3.9 through
-Python 3.11 on Windows and Linux.
+The ``ansys-fluent-visualization`` package supports Python 3.10 through
+Python 3.12 on Windows and Linux.
 
 Install the latest release from `PyPi
 <https://pypi.org/project/ansys-fluent-visualization/>`_ with:
diff --git a/pyproject.toml b/pyproject.toml
index 81915b80..5c371d32 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,9 +23,9 @@ packages = [
 ]
 
 [tool.poetry.dependencies]
-python = ">=3.9,<4.0"
+python = ">=3.10,<4.0"
 importlib-metadata = {version = "^4.0", python = "<3.9"}
-ansys-fluent-core = "~=0.23.dev0"
+ansys-fluent-core = "~=0.25.dev1"
 vtk = ">=9.3.0.rc0"
 pyvista = ">=0.39.0"
 pyvistaqt = ">=0.7.0"
diff --git a/src/ansys/fluent/visualization/matplotlib/matplot_windows_manager.py b/src/ansys/fluent/visualization/matplotlib/matplot_windows_manager.py
index ec9b10ce..68b870bf 100644
--- a/src/ansys/fluent/visualization/matplotlib/matplot_windows_manager.py
+++ b/src/ansys/fluent/visualization/matplotlib/matplot_windows_manager.py
@@ -172,8 +172,8 @@ def __call__(self):
         """Draw a monitor plot."""
         if not self.post_object:
             return
-        monitors_manager = self.post_object._api_helper.monitors_manager()
-        indices, columns_data = monitors_manager.get_monitor_set_data(
+        monitors = self.post_object._api_helper.monitors
+        indices, columns_data = monitors.get_monitor_set_data(
             self.post_object.monitor_set_name()
         )
         xy_data = {}
@@ -183,8 +183,8 @@ def __call__(self):
         properties = {
             "curves": list(xy_data.keys()),
             "title": monitor_set_name,
-            "xlabel": monitors_manager.get_monitor_set_prop(monitor_set_name, "xlabel"),
-            "ylabel": monitors_manager.get_monitor_set_prop(monitor_set_name, "ylabel"),
+            "xlabel": monitors.get_monitor_set_prop(monitor_set_name, "xlabel"),
+            "ylabel": monitors.get_monitor_set_prop(monitor_set_name, "ylabel"),
             "yscale": "log" if monitor_set_name == "residual" else "linear",
         }