diff --git a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.common/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/common/BrandingPreferenceManagementConstants.java b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.common/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/common/BrandingPreferenceManagementConstants.java
index 524e51516b..332aa679ea 100644
--- a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.common/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/common/BrandingPreferenceManagementConstants.java
+++ b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.common/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/common/BrandingPreferenceManagementConstants.java
@@ -97,7 +97,10 @@ public enum ErrorMessage {
                 "Error while retrieving branding preference generation result status for operation."),
         ERROR_CODE_ERROR_GETTING_BRANDING_RESULT("65010",
                 "Error while getting branding preference generation result.",
-                "Error while retrieving branding preference generation result for operation.");
+                "Error while retrieving branding preference generation result for operation."),
+        ERROR_WHILE_CONVERTING_BRANDING_AI_SERVER_RESPONSE("65602",
+                "Error occurred while converting the AI server response.",
+                "Could not convert the AI server response to a valid response.");
 
 
         private final String code;
diff --git a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/gen/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/model/BrandingGenerationStatusModel.java b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/gen/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/model/BrandingGenerationStatusModel.java
index 17e72e9ffe..fb78329661 100644
--- a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/gen/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/model/BrandingGenerationStatusModel.java
+++ b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/gen/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/model/BrandingGenerationStatusModel.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024, WSO2 LLC. (http://www.wso2.com).
+ * Copyright (c) 2025, WSO2 LLC. (http://www.wso2.com).
  *
  * WSO2 LLC. licenses this file to you under the Apache License,
  * Version 2.0 (the "License"); you may not use this file except
diff --git a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/gen/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/model/BrandingPreferenceModel.java b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/gen/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/model/BrandingPreferenceModel.java
index 5fd6e030cf..e45593cfd2 100644
--- a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/gen/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/model/BrandingPreferenceModel.java
+++ b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/gen/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/model/BrandingPreferenceModel.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024, WSO2 LLC. (http://www.wso2.com).
+ * Copyright (c) 2025, WSO2 LLC. (http://www.wso2.com).
  *
  * WSO2 LLC. licenses this file to you under the Apache License,
  * Version 2.0 (the "License"); you may not use this file except
diff --git a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/core/BrandingAIPreferenceManagementService.java b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/core/BrandingAIPreferenceManagementService.java
index 415f731d64..920556c372 100644
--- a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/core/BrandingAIPreferenceManagementService.java
+++ b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/core/BrandingAIPreferenceManagementService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024, WSO2 LLC. (http://www.wso2.com).
+ * Copyright (c) 2025, WSO2 LLC. (http://www.wso2.com).
  *
  * WSO2 LLC. licenses this file to you under the Apache License,
  * Version 2.0 (the "License"); you may not use this file except
@@ -38,6 +38,7 @@
 
 import static org.wso2.carbon.identity.api.server.branding.preference.management.common.BrandingPreferenceManagementConstants.ErrorMessage.ERROR_CODE_ERROR_GETTING_BRANDING_RESULT;
 import static org.wso2.carbon.identity.api.server.branding.preference.management.common.BrandingPreferenceManagementConstants.ErrorMessage.ERROR_CODE_ERROR_GETTING_BRANDING_RESULT_STATUS;
+import static org.wso2.carbon.identity.api.server.branding.preference.management.common.BrandingPreferenceManagementConstants.ErrorMessage.ERROR_WHILE_CONVERTING_BRANDING_AI_SERVER_RESPONSE;
 
 /**
  * Service class for AI branding preference management.
@@ -166,7 +167,7 @@ private APIError handleServerException(AIServerException error) {
         return new APIError(Response.Status.INTERNAL_SERVER_ERROR, errorResponseBuilder.build());
     }
 
-    private static Map<String, Object> convertObjectToMap(Object object) {
+    private static Map<String, Object> convertObjectToMap(Object object) throws AIServerException {
 
         if (object instanceof Map) {
             Map<String, Object> map = new HashMap<>();
@@ -186,11 +187,11 @@ private static Map<String, Object> convertObjectToMap(Object object) {
             }
             return map;
         }
-        LOG.warn("Object is not an instance of Map. Returning an empty map.");
-        return new HashMap<>();
+        throw new AIServerException(ERROR_WHILE_CONVERTING_BRANDING_AI_SERVER_RESPONSE.getMessage(),
+                ERROR_WHILE_CONVERTING_BRANDING_AI_SERVER_RESPONSE.getCode());
     }
 
-    private static Object[] convertListToArray(List<?> list) {
+    private static Object[] convertListToArray(List<?> list) throws AIServerException {
 
         Object[] array = new Object[list.size()];
         for (int i = 0; i < list.size(); i++) {
@@ -208,6 +209,3 @@ private static Object[] convertListToArray(List<?> list) {
         return array;
     }
 }
-
-
-
diff --git a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/core/BrandingPreferenceManagementService.java b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/core/BrandingPreferenceManagementService.java
index d9362307ac..133e1d240e 100644
--- a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/core/BrandingPreferenceManagementService.java
+++ b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/core/BrandingPreferenceManagementService.java
@@ -71,6 +71,7 @@
 public class BrandingPreferenceManagementService {
 
     private static final Log log = LogFactory.getLog(BrandingPreferenceManagementService.class);
+
     /**
      * Create a branding preference resource with a resource file.
      *
diff --git a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/impl/BrandingPreferenceApiServiceImpl.java b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/impl/BrandingPreferenceApiServiceImpl.java
index 1517d8a210..73539a69e6 100644
--- a/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/impl/BrandingPreferenceApiServiceImpl.java
+++ b/components/org.wso2.carbon.identity.api.server.branding.preference.management/org.wso2.carbon.identity.api.server.branding.preference.management.v1/src/main/java/org/wso2/carbon/identity/api/server/branding/preference/management/v1/impl/BrandingPreferenceApiServiceImpl.java
@@ -287,7 +287,18 @@ public Response updateBrandingPreference(BrandingPreferenceModel brandingPrefere
     @Override
     public Response updateCustomText(CustomTextModel customTextModel) {
 
-        // do some magic!
-        return Response.ok().entity("magic!").build();
+        if (StringUtils.isBlank(customTextModel.getType().toString())) {
+            return Response.status(Response.Status.BAD_REQUEST).build();
+        }
+        if (!ORGANIZATION_TYPE.equals(customTextModel.getType().toString())) {
+            return Response.status(Response.Status.NOT_FOUND).build();
+        }
+        if (StringUtils.isBlank(customTextModel.getScreen())) {
+            return Response.status(Response.Status.BAD_REQUEST).build();
+        }
+
+        CustomTextModel updatedCustomTextModel =
+                brandingPreferenceManagementService.updateCustomTextPreference(customTextModel);
+        return Response.ok().entity(updatedCustomTextModel).build();
     }
 }