diff --git a/dashboard/src/components/folder/BaseFolderItemSelector.vue b/dashboard/src/components/folder/BaseFolderItemSelector.vue
index 32c4a51e9..5cfd29346 100644
--- a/dashboard/src/components/folder/BaseFolderItemSelector.vue
+++ b/dashboard/src/components/folder/BaseFolderItemSelector.vue
@@ -139,14 +139,12 @@
                           navigateToFolder((item as any).folderId)
                       "
                     >
-                      <template #prepend>
-                        <v-icon
-                          v-if="(item as any).isRoot"
-                          size="small"
-                          class="mr-1"
-                          >mdi-home</v-icon
-                        >
-                      </template>
+                      <v-icon
+                        v-if="(item as any).isRoot"
+                        size="small"
+                        class="mr-1"
+                        >mdi-home</v-icon
+                      >
                       {{ item.title }}
                     </v-breadcrumbs-item>
                   </template>
diff --git a/dashboard/src/utils/request.ts b/dashboard/src/utils/request.ts
index f9f854282..b373badd6 100644
--- a/dashboard/src/utils/request.ts
+++ b/dashboard/src/utils/request.ts
@@ -65,6 +65,33 @@ function normalizeBaseUrl(baseUrl: string | null | undefined): string {
   return stripTrailingSlashes(baseUrl?.trim() || "");
 }
 
+export function normalizeConfiguredApiBaseUrl(
+  baseUrl: string | null | undefined,
+): string {
+  return normalizeBaseUrl(baseUrl);
+}
+
+export function getApiBaseUrlValidationError(
+  baseUrl: string | null | undefined,
+): string {
+  const normalizedBaseUrl = normalizeConfiguredApiBaseUrl(baseUrl);
+
+  if (!normalizedBaseUrl) {
+    return "";
+  }
+
+  try {
+    const parsedUrl = new URL(normalizedBaseUrl);
+    if (!["http:", "https:"].includes(parsedUrl.protocol)) {
+      return "API Base URL must use http:// or https://";
+    }
+  } catch {
+    return "API Base URL must be a valid absolute URL";
+  }
+
+  return "";
+}
+
 export function getApiBaseUrl(): string {
   return normalizeBaseUrl(service.defaults.baseURL);
 }
diff --git a/dashboard/src/views/Settings.vue b/dashboard/src/views/Settings.vue
index 04aba2694..e73ac89f6 100644
--- a/dashboard/src/views/Settings.vue
+++ b/dashboard/src/views/Settings.vue
@@ -472,7 +472,7 @@ import SidebarCustomizer from "@/components/shared/SidebarCustomizer.vue";
 import WaitingForRestart from "@/components/shared/WaitingForRestart.vue";
 import MigrationDialog from "@/components/shared/MigrationDialog.vue";
 import BackupDialog from "@/components/shared/BackupDialog.vue";
-import axios from "@/utils/request";
+import axios, { getApiBaseUrlValidationError } from "@/utils/request";
 import { useI18n, useModuleI18n } from "@/i18n/composables";
 import { useToast } from "@/utils/toast";
 
diff --git a/dashboard/src/views/WelcomePage.vue b/dashboard/src/views/WelcomePage.vue
index 1cfb787ac..e73967a74 100644
--- a/dashboard/src/views/WelcomePage.vue
+++ b/dashboard/src/views/WelcomePage.vue
@@ -275,7 +275,11 @@
 
 <script setup lang="ts">
 import { computed, ref, watch, onMounted } from "vue";
-import axios from "@/utils/request";
+import axios, {
+  getApiBaseUrlValidationError,
+  normalizeConfiguredApiBaseUrl,
+  setApiBaseUrl,
+} from "@/utils/request";
 import AddNewPlatform from "@/components/platform/AddNewPlatform.vue";
 import ProviderConfigDialog from "@/components/chat/ProviderConfigDialog.vue";
 import { useI18n, useModuleI18n } from "@/i18n/composables";