diff --git a/CHANGELOG.md b/CHANGELOG.md
index 82be87f95f..c1e8a720e7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,7 @@
 
 ## Breaking changes
 
+- Remove deprecated function `pybamm_install_jax` ([#4362](https://github.com/pybamm-team/PyBaMM/pull/4362))
 - Removed legacy python-IDAKLU solver. ([#4326](https://github.com/pybamm-team/PyBaMM/pull/4326))
 
 # [v24.5](https://github.com/pybamm-team/PyBaMM/tree/v24.5) - 2024-07-26
diff --git a/docs/source/api/util.rst b/docs/source/api/util.rst
index f187cfbabb..7496b59554 100644
--- a/docs/source/api/util.rst
+++ b/docs/source/api/util.rst
@@ -16,8 +16,6 @@ Utility functions
 
 .. autofunction:: pybamm.load
 
-.. autofunction:: pybamm.install_jax
-
 .. autofunction:: pybamm.have_jax
 
 .. autofunction:: pybamm.is_jax_compatible
diff --git a/docs/source/user_guide/installation/gnu-linux-mac.rst b/docs/source/user_guide/installation/gnu-linux-mac.rst
index 7e69afa839..97171b53b7 100644
--- a/docs/source/user_guide/installation/gnu-linux-mac.rst
+++ b/docs/source/user_guide/installation/gnu-linux-mac.rst
@@ -99,7 +99,7 @@ Users can install ``jax`` and ``jaxlib`` to use the Jax solver.
 
 	  pip install "pybamm[jax]"
 
-The ``pip install "pybamm[jax]"`` command automatically downloads and installs ``pybamm`` and the compatible versions of ``jax`` and ``jaxlib`` on your system. (``pybamm_install_jax`` is deprecated.)
+The ``pip install "pybamm[jax]"`` command automatically downloads and installs ``pybamm`` and the compatible versions of ``jax`` and ``jaxlib`` on your system.
 
 .. _optional-iree-mlir-support:
 
diff --git a/docs/source/user_guide/installation/windows.rst b/docs/source/user_guide/installation/windows.rst
index 02d9f8dd29..44dc79a7d3 100644
--- a/docs/source/user_guide/installation/windows.rst
+++ b/docs/source/user_guide/installation/windows.rst
@@ -75,7 +75,7 @@ Users can install ``jax`` and ``jaxlib`` to use the Jax solver.
 
 	  pip install "pybamm[jax]"
 
-The ``pip install "pybamm[jax]"`` command automatically downloads and installs ``pybamm`` and the compatible versions of ``jax`` and ``jaxlib`` on your system. (``pybamm_install_jax`` is deprecated.)
+The ``pip install "pybamm[jax]"`` command automatically downloads and installs ``pybamm`` and the compatible versions of ``jax`` and ``jaxlib`` on your system.
 
 Uninstall PyBaMM
 ----------------
diff --git a/pyproject.toml b/pyproject.toml
index 7ab3d5f573..e4cce3eccd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -134,9 +134,6 @@ all = [
     "pybamm[examples,plot,cite,bpx,tqdm]",
 ]
 
-[project.scripts]
-pybamm_install_jax = "pybamm.util:install_jax"
-
 [project.entry-points."pybamm_parameter_sets"]
 Sulzer2019 = "pybamm.input.parameters.lead_acid.Sulzer2019:get_parameter_values"
 Ai2020 = "pybamm.input.parameters.lithium_ion.Ai2020:get_parameter_values"
diff --git a/src/pybamm/__init__.py b/src/pybamm/__init__.py
index a371fdbc03..75f5f4f160 100644
--- a/src/pybamm/__init__.py
+++ b/src/pybamm/__init__.py
@@ -16,7 +16,6 @@
 from .util import (
     get_parameters_filepath,
     have_jax,
-    install_jax,
     import_optional_dependency,
     is_jax_compatible,
     get_git_commit_info,
diff --git a/src/pybamm/util.py b/src/pybamm/util.py
index ee1431ecb1..fd94eb88f4 100644
--- a/src/pybamm/util.py
+++ b/src/pybamm/util.py
@@ -4,7 +4,6 @@
 # The code in this file is adapted from Pints
 # (see https://github.com/pints-team/pints)
 #
-import argparse
 import importlib.util
 import importlib.metadata
 import numbers
@@ -12,9 +11,7 @@
 import pathlib
 import pickle
 import subprocess
-import sys
 import timeit
-from platform import system
 import difflib
 from warnings import warn
 
@@ -314,60 +311,6 @@ def is_constant_and_can_evaluate(symbol):
         return False
 
 
-def install_jax(arguments=None):  # pragma: no cover
-    """
-    Install compatible versions of jax, jaxlib.
-
-    Command Line Interface::
-
-        $ pybamm_install_jax
-
-    |   optional arguments:
-    |    -h, --help   show help message
-    |    -f, --force  force install compatible versions of jax and jaxlib
-    """
-    parser = argparse.ArgumentParser(description="Install jax and jaxlib")
-    parser.add_argument(
-        "-f",
-        "--force",
-        action="store_true",
-        help="force install compatible versions of"
-        f" jax ({JAX_VERSION}) and jaxlib ({JAXLIB_VERSION})",
-    )
-
-    args = parser.parse_args(arguments)
-
-    if system() == "Windows":
-        raise NotImplementedError("Jax is not available on Windows")
-
-    # Raise an error if jax and jaxlib are already installed, but incompatible
-    # and --force is not set
-    elif importlib.util.find_spec("jax") is not None:
-        if not args.force and not is_jax_compatible():
-            raise ValueError(
-                "Jax is already installed but the installed version of jax or jaxlib is"
-                " not supported by PyBaMM. \nYou can force install compatible versions"
-                f" of jax ({JAX_VERSION}) and jaxlib ({JAXLIB_VERSION}) using the"
-                " following command: \npybamm_install_jax --force"
-            )
-
-    msg = (
-        "pybamm_install_jax is deprecated,"
-        " use 'pip install pybamm[jax]' to install jax & jaxlib"
-    )
-    warn(msg, DeprecationWarning, stacklevel=2)
-    subprocess.check_call(
-        [
-            sys.executable,
-            "-m",
-            "pip",
-            "install",
-            f"jax>={JAX_VERSION}",
-            f"jaxlib>={JAXLIB_VERSION}",
-        ]
-    )
-
-
 # https://docs.pybamm.org/en/latest/source/user_guide/contributing.html#managing-optional-dependencies-and-their-imports
 def import_optional_dependency(module_name, attribute=None):
     err_msg = f"Optional dependency {module_name} is not available. See https://docs.pybamm.org/en/latest/source/user_guide/installation/index.html#optional-dependencies for more details."