diff --git a/src/cascader/cascader.en-US.md b/src/cascader/cascader.en-US.md
index 8d7306d4b..5fe0241e8 100644
--- a/src/cascader/cascader.en-US.md
+++ b/src/cascader/cascader.en-US.md
@@ -15,7 +15,6 @@ title | String / Slot / Function | - | Typescript：`string \| TNode`。[see mor
 value | String / Number | - | `v-model` and `v-model:value` is supported | N
 defaultValue | String / Number | - | uncontrolled property | N
 visible | Boolean | false | \- | N
-checkStrictly | Boolean | false | \- | N
 placeholder | String / Slot / Function | - | Typescript：`string \| TNode`。[see more ts definition](https://github.com/Tencent/tdesign-mobile-vue/blob/develop/src/common.ts) | N
 onChange | Function |  | Typescript：`(value: string \| number, selectedOptions: string[]) => void`<br/> | N
 onClose | Function |  | Typescript：`(trigger: TriggerSource) => void`<br/>[see more ts definition](https://github.com/Tencent/tdesign-mobile-vue/tree/develop/src/cascader/type.ts)。<br/>`type TriggerSource = 'overlay' \| 'close-btn' \| 'finish'`<br/> | N
diff --git a/src/cascader/cascader.md b/src/cascader/cascader.md
index 571d66189..a1909c90a 100644
--- a/src/cascader/cascader.md
+++ b/src/cascader/cascader.md
@@ -14,7 +14,6 @@ title | String / Slot / Function | - | 标题。TS 类型：`string \| TNode`。
 value | String / Number | - | 选项值。支持语法糖 `v-model` 或 `v-model:value` | N
 defaultValue | String / Number | - | 选项值。非受控属性 | N
 visible | Boolean | false | 是否展示 | N
-checkStrictly | Boolean | false | 父子节点选中状态不再关联，可各自选中或取消 | N
 placeholder | String / Slot / Function | 选择选项 | 未选中时的提示文案。TS 类型：`string \| TNode`。[通用类型定义](https://github.com/Tencent/tdesign-mobile-vue/blob/develop/src/common.ts) | N
 onChange | Function |  | TS 类型：`(value: string \| number, selectedOptions: string[]) => void`<br/>值发生变更时触发 | N
 onClose | Function |  | TS 类型：`(trigger: TriggerSource) => void`<br/>关闭时触发。[详细类型定义](https://github.com/Tencent/tdesign-mobile-vue/tree/develop/src/cascader/type.ts)。<br/>`type TriggerSource = 'overlay' \| 'close-btn' \| 'finish'`<br/> | N
diff --git a/src/cascader/cascader.vue b/src/cascader/cascader.vue
index aadadd01a..dfd08b851 100644
--- a/src/cascader/cascader.vue
+++ b/src/cascader/cascader.vue
@@ -259,25 +259,11 @@ export default defineComponent({
     );
 
     const close = (trigger: string) => {
-      if (props.checkStrictly) onCloseChange();
       props.onClose?.({ trigger });
     };
 
-    const onVisibleChange = (visible: boolean, e?: any) => {
-      if (e?.trigger === 'overlay') close('overlay');
-    };
-
-    const onCloseChange = () => {
-      if (!stepIndex.value) {
-        setCascaderValue('', []);
-      } else {
-        const item = items[stepIndex.value - 1][selectedIndexes[stepIndex.value - 1]];
-
-        setCascaderValue(
-          item[(keys as Ref<KeysType>).value?.value ?? 'value'],
-          items.slice(0, stepIndex.value).map((item, index) => toRaw(item?.[selectedIndexes[index]])),
-        );
-      }
+    const onVisibleChange = (visible: boolean) => {
+      close('overlay');
     };
 
     const onClose = () => {
diff --git a/src/cascader/props.ts b/src/cascader/props.ts
index dedacc5be..67c8f6354 100644
--- a/src/cascader/props.ts
+++ b/src/cascader/props.ts
@@ -59,11 +59,6 @@ export default {
   },
   /** 是否展示 */
   visible: Boolean,
-  /** 父子节点选中状态不再关联，可各自选中或取消 */
-  checkStrictly: {
-    type: Boolean,
-    default: false,
-  },
   /** 值发生变更时触发 */
   onChange: Function as PropType<TdCascaderProps['onChange']>,
   /** 关闭时触发 */