diff --git a/ry-vue3/src/components/GrTable.vue b/ry-vue3/src/components/GrTable.vue
index e879a15..b390588 100644
--- a/ry-vue3/src/components/GrTable.vue
+++ b/ry-vue3/src/components/GrTable.vue
@@ -47,6 +47,7 @@
       <component
         :is="child"
         v-if="shouldRenderColumn(child, idx)"
+        :fixed="resolveFixed(child)"
       />
     </template>
   </el-table>
@@ -143,6 +144,13 @@ function shouldRenderColumn(node, idx) {
   return mainColsResolved.value.includes(meta.prop) // 只渲染主列
 }
 
+// 移动端移除 fixed 方向 (桌面仍保留 fixed-left/right 横滚体验)
+function resolveFixed(node) {
+  if (!isMobile.value) return node.props?.fixed
+  // 移动端: el-table 在窄屏基本只剩 3-5 列, 不再需要列固定 (会撑出滚动容器)
+  return undefined
+}
+
 // 透传 el-table 引用方法 (clearSelection / toggleRowSelection 等)
 defineExpose({
   clearSelection: (...args) => tableRef.value?.clearSelection?.(...args),