diff --git a/src/pages/llmodels/components/deploy-modal.tsx b/src/pages/llmodels/components/deploy-modal.tsx
index bf0ba2fd..f8022295 100644
--- a/src/pages/llmodels/components/deploy-modal.tsx
+++ b/src/pages/llmodels/components/deploy-modal.tsx
@@ -258,7 +258,10 @@ const AddModal: FC<AddModalProps> = (props) => {
       return;
     }
 
-    const modelInfo = onSelectModel(selectedModel, props.source);
+    const modelInfo = onSelectModel(selectedModel, {
+      source: props.source,
+      defaultBackend: form.current?.getFieldValue?.('backend')
+    });
 
     form.current?.setFieldsValue?.({
       ..._.omit(modelInfo, ['name']),
@@ -323,13 +326,17 @@ const AddModal: FC<AddModalProps> = (props) => {
 
     // TODO
     form.current?.resetFields(resetFields);
-    const modelInfo = onSelectModel(item, props.source);
+    const modelInfo = onSelectModel(item, {
+      source: props.source
+    });
     form.current?.setFieldsValue?.({
       ...defaultFormValues,
       ...modelInfo,
       categories: getCategory(item)
     });
 
+    console.log('modelInfo:', modelInfo);
+
     let warningStatus: MessageStatus = {
       show: true,
       title: '',
@@ -359,7 +366,9 @@ const AddModal: FC<AddModalProps> = (props) => {
       requestModelId: updateRequestModelId()
     });
     handleCancelFiles();
-    const modelInfo = onSelectModel(item, props.source);
+    const modelInfo = onSelectModel(item, {
+      source: props.source
+    });
 
     if (
       evaluateStateRef.current.state === EvaluateProccess.model &&
diff --git a/src/pages/llmodels/hooks/index.ts b/src/pages/llmodels/hooks/index.ts
index 620d88ae..a98605f8 100644
--- a/src/pages/llmodels/hooks/index.ts
+++ b/src/pages/llmodels/hooks/index.ts
@@ -504,7 +504,11 @@ export const useSelectModel = (data: { gpuOptions: any[] }) => {
   // just for setting the model name or repo_id, and the backend, Since the model type is fixed.
   const { gpuOptions } = data;
 
-  const onSelectModel = (selectModel: any, source: string) => {
+  const onSelectModel = (
+    selectModel: any,
+    options: { source: string; defaultBackend?: string }
+  ) => {
+    const { source, defaultBackend } = options;
     let name = _.split(selectModel.name, '/').slice(-1)[0];
     const reg = /(-gguf)$/i;
     name = _.toLower(name).replace(reg, '');
@@ -512,7 +516,7 @@ export const useSelectModel = (data: { gpuOptions: any[] }) => {
     const modelTaskData = recognizeAudioModel(selectModel, source);
 
     const backend = checkCurrentbackend({
-      defaultBackend: backendOptionsMap.vllm,
+      defaultBackend: defaultBackend || backendOptionsMap.vllm,
       isAudio: modelTaskData.type === modelTaskMap.audio,
       isGGUF: selectModel.isGGUF,
       gpuOptions: gpuOptions