diff --git a/src/components/Table/src/hooks/useColumns.ts b/src/components/Table/src/hooks/useColumns.ts
index 2ee95d8a7ee..00b36dfc5ea 100644
--- a/src/components/Table/src/hooks/useColumns.ts
+++ b/src/components/Table/src/hooks/useColumns.ts
@@ -131,7 +131,8 @@ export function useColumns(
   const getViewColumns = computed(() => {
     const viewColumns = sortFixedColumn(unref(getColumnsRef));
 
-    viewColumns.forEach((column) => {
+    const columns = cloneDeep(viewColumns);
+    columns.forEach((column) => {
       const { slots, dataIndex, customRender, format, edit, editRow, flag } = column;
 
       if (!slots || !slots?.title) {