diff --git a/changelogs/fragments/51898-remove-non-standard-redfish-manager-attrs-commands.yaml b/changelogs/fragments/51898-remove-non-standard-redfish-manager-attrs-commands.yaml
new file mode 100644
index 0000000000..67683f9e1d
--- /dev/null
+++ b/changelogs/fragments/51898-remove-non-standard-redfish-manager-attrs-commands.yaml
@@ -0,0 +1,3 @@
+---
+bugfixes:
+- "deprecate {Get/Set}ManagerAttributes commands (https://github.com/ansible/ansible/issues/47590)"
diff --git a/lib/ansible/module_utils/redfish_utils.py b/lib/ansible/module_utils/redfish_utils.py
index 0049ff29d9..9233643b53 100644
--- a/lib/ansible/module_utils/redfish_utils.py
+++ b/lib/ansible/module_utils/redfish_utils.py
@@ -522,6 +522,8 @@ class RedfishUtils(object):
 
         response = self.get_request(self.root_uri + self.manager_uri + "/" + key)
         if response['ret'] is False:
+            if '404' in response.get('msg'):
+                response['msg'] = 'The GetManagerAttributes command is not supported on this Redfish service'
             return response
         result['ret'] = True
         data = response['data']
@@ -704,8 +706,10 @@ class RedfishUtils(object):
         payload = {"Attributes": json.loads(manager_attr)}
         response = self.patch_request(self.root_uri + self.manager_uri + "/" + attributes, payload, HEADERS)
         if response['ret'] is False:
+            if '404' in response.get('msg'):
+                response['msg'] = 'The SetManagerAttributes command is not supported on this Redfish service'
             return response
-        return {'ret': True}
+        return {'ret': True, 'changed': True, 'msg': "Modified Manager attribute"}
 
     def set_bios_attributes(self, attr):
         result = {}
diff --git a/lib/ansible/modules/remote_management/redfish/redfish_config.py b/lib/ansible/modules/remote_management/redfish/redfish_config.py
index 51aa8f18c6..16eae01671 100644
--- a/lib/ansible/modules/remote_management/redfish/redfish_config.py
+++ b/lib/ansible/modules/remote_management/redfish/redfish_config.py
@@ -223,6 +223,10 @@ def main():
 
         for command in command_list:
             if command == "SetManagerAttributes":
+                module.deprecate(msg='The SetManagerAttributes command in '
+                                     'module redfish_config is deprecated. '
+                                     'Use an OEM Redfish module instead.',
+                                 version='2.8')
                 result = rf_utils.set_manager_attributes(mgr_attributes)
 
     # Return data back or fail with proper message
diff --git a/lib/ansible/modules/remote_management/redfish/redfish_facts.py b/lib/ansible/modules/remote_management/redfish/redfish_facts.py
index ac89ac9e67..ce783ddd0a 100644
--- a/lib/ansible/modules/remote_management/redfish/redfish_facts.py
+++ b/lib/ansible/modules/remote_management/redfish/redfish_facts.py
@@ -255,6 +255,10 @@ def main():
 
             for command in command_list:
                 if command == "GetManagerAttributes":
+                    module.deprecate(msg='The GetManagerAttributes command in '
+                                         'module redfish_facts is deprecated. '
+                                         'Use an OEM Redfish module instead.',
+                                     version='2.8')
                     result["manager_attributes"] = rf_utils.get_manager_attributes()
                 elif command == "GetLogs":
                     result["log"] = rf_utils.get_logs()