diff --git a/components/_util/EventInterface.ts b/components/_util/EventInterface.ts
index 361eea747..b9d0bd019 100644
--- a/components/_util/EventInterface.ts
+++ b/components/_util/EventInterface.ts
@@ -6,3 +6,5 @@ export type ChangeEvent = Event & {
     value?: string | undefined;
   };
 };
+
+export type EventHandler = (...args: any[]) => void;
diff --git a/components/checkbox/Checkbox.tsx b/components/checkbox/Checkbox.tsx
index 6adc99b22..6ae6f8de2 100644
--- a/components/checkbox/Checkbox.tsx
+++ b/components/checkbox/Checkbox.tsx
@@ -6,6 +6,7 @@ import hasProp, { getOptionProps, getSlot } from '../_util/props-util';
 import { defaultConfigProvider } from '../config-provider';
 import warning from '../_util/warning';
 import type { RadioChangeEvent } from '../radio/interface';
+import type { EventHandler } from '../_util/EventInterface';
 function noop() {}
 
 export default defineComponent({
@@ -127,8 +128,8 @@ export default defineComponent({
       <label
         class={classString}
         style={style}
-        onMouseenter={onMouseenter as EventHandlerNonNull}
-        onMouseleave={onMouseleave as EventHandlerNonNull}
+        onMouseenter={onMouseenter as EventHandler}
+        onMouseleave={onMouseleave as EventHandler}
       >
         <VcCheckbox {...checkboxProps} class={checkboxClass} ref="vcCheckbox" />
         {children.length ? <span>{children}</span> : null}
diff --git a/components/input-number/index.tsx b/components/input-number/index.tsx
index f3466b36e..40c503edd 100644
--- a/components/input-number/index.tsx
+++ b/components/input-number/index.tsx
@@ -8,6 +8,7 @@ import DownOutlined from '@ant-design/icons-vue/DownOutlined';
 import VcInputNumber from '../vc-input-number/src';
 import { defaultConfigProvider } from '../config-provider';
 import { tuple, withInstall } from '../_util/type';
+import type { EventHandler } from '../_util/EventInterface';
 
 const inputNumberProps = {
   prefixCls: PropTypes.string,
@@ -28,7 +29,7 @@ const inputNumberProps = {
   precision: PropTypes.number,
   autofocus: PropTypes.looseBool,
   onPressEnter: {
-    type: Function as PropType<EventHandlerNonNull>,
+    type: Function as PropType<EventHandler>,
   },
   onChange: Function as PropType<(num: number) => void>,
 };
diff --git a/components/typography/Base.tsx b/components/typography/Base.tsx
index cf99080a5..5e67d9567 100644
--- a/components/typography/Base.tsx
+++ b/components/typography/Base.tsx
@@ -30,6 +30,7 @@ import {
 } from 'vue';
 import type { AutoSizeType } from '../input/ResizableTextArea';
 import useConfigInject from '../_util/hooks/useConfigInject';
+import type { EventHandler } from '../_util/EventInterface';
 
 export type BaseType = 'secondary' | 'success' | 'warning' | 'danger';
 
@@ -58,7 +59,7 @@ export interface EllipsisConfig {
   expandable?: boolean;
   suffix?: string;
   symbol?: string;
-  onExpand?: EventHandlerNonNull;
+  onExpand?: EventHandler;
   onEllipsis?: (ellipsis: boolean) => void;
   tooltip?: boolean;
 }
diff --git a/components/vc-image/src/Image.tsx b/components/vc-image/src/Image.tsx
index c075ea5e1..036c104e5 100644
--- a/components/vc-image/src/Image.tsx
+++ b/components/vc-image/src/Image.tsx
@@ -43,7 +43,7 @@ export const imageProps = {
     PropTypes.shape({
       visible: PropTypes.bool,
       onVisibleChange: PropTypes.func,
-      getContainer: PropTypes.oneOf([PropTypes.func, PropTypes.bool]),
+      getContainer: PropTypes.oneOfType([PropTypes.func, PropTypes.looseBool, PropTypes.string]),
     }).loose,
   ]).def(true),
 };
diff --git a/components/vc-select/OptionList.tsx b/components/vc-select/OptionList.tsx
index 209528205..fba95effc 100644
--- a/components/vc-select/OptionList.tsx
+++ b/components/vc-select/OptionList.tsx
@@ -22,6 +22,8 @@ export interface RefOptionListProps {
   onKeyup: (e?: KeyboardEvent) => void;
   scrollTo?: (index: number) => void;
 }
+
+import type { EventHandler } from '../_util/EventInterface';
 export interface OptionListProps<OptionType extends object> {
   prefixCls: string;
   id: string;
@@ -43,10 +45,10 @@ export interface OptionListProps<OptionType extends object> {
   onToggleOpen: (open?: boolean) => void;
   /** Tell Select that some value is now active to make accessibility work */
   onActiveValue: OnActiveValue;
-  onScroll: EventHandlerNonNull;
+  onScroll: EventHandler;
 
   /** Tell Select that mouse enter the popup to force re-render */
-  onMouseenter?: EventHandlerNonNull;
+  onMouseenter?: EventHandler;
 }
 
 const OptionListProps = {
@@ -96,7 +98,7 @@ const OptionList = defineComponent<OptionListProps<SelectOptionsType[number]>, {
     // =========================== List ===========================
     const listRef = createRef();
 
-    const onListMouseDown: EventHandlerNonNull = event => {
+    const onListMouseDown: EventHandler = event => {
       event.preventDefault();
     };
 
diff --git a/components/vc-select/Selector/Input.tsx b/components/vc-select/Selector/Input.tsx
index b29c6edf0..16789d1eb 100644
--- a/components/vc-select/Selector/Input.tsx
+++ b/components/vc-select/Selector/Input.tsx
@@ -5,6 +5,7 @@ import PropTypes from '../../_util/vue-types';
 import type { RefObject } from '../../_util/createRef';
 import antInput from '../../_util/antInputDirective';
 import classNames from '../../_util/classNames';
+import type { EventHandler } from '../../_util/EventInterface';
 
 interface InputProps {
   prefixCls: string;
@@ -21,19 +22,43 @@ interface InputProps {
   /** Pass accessibility props to input */
   attrs: object;
   inputRef: RefObject;
-  onKeydown: EventHandlerNonNull;
-  onMousedown: EventHandlerNonNull;
-  onChange: EventHandlerNonNull;
-  onPaste: EventHandlerNonNull;
-  onCompositionstart: EventHandlerNonNull;
-  onCompositionend: EventHandlerNonNull;
-  onFocus: EventHandlerNonNull;
-  onBlur: EventHandlerNonNull;
+  onKeydown: EventHandler;
+  onMousedown: EventHandler;
+  onChange: EventHandler;
+  onPaste: EventHandler;
+  onCompositionstart: EventHandler;
+  onCompositionend: EventHandler;
+  onFocus: EventHandler;
+  onBlur: EventHandler;
 }
 
-const Input = defineComponent<InputProps, { VCSelectContainerEvent: any; blurTimeout: any }>({
+const Input = defineComponent({
   name: 'Input',
   inheritAttrs: false,
+  props: {
+    inputRef: PropTypes.any,
+    prefixCls: PropTypes.string,
+    id: PropTypes.string,
+    inputElement: PropTypes.any,
+    disabled: PropTypes.looseBool,
+    autofocus: PropTypes.looseBool,
+    autocomplete: PropTypes.string,
+    editable: PropTypes.looseBool,
+    accessibilityIndex: PropTypes.number,
+    value: PropTypes.string,
+    open: PropTypes.looseBool,
+    tabindex: PropTypes.oneOfType([PropTypes.number, PropTypes.string]),
+    /** Pass accessibility props to input */
+    attrs: PropTypes.object,
+    onKeydown: PropTypes.func,
+    onMousedown: PropTypes.func,
+    onChange: PropTypes.func,
+    onPaste: PropTypes.func,
+    onCompositionstart: PropTypes.func,
+    onCompositionend: PropTypes.func,
+    onFocus: PropTypes.func,
+    onBlur: PropTypes.func,
+  },
   setup(props) {
     if (process.env.NODE_ENV === 'test') {
       onMounted(() => {
@@ -47,7 +72,7 @@ const Input = defineComponent<InputProps, { VCSelectContainerEvent: any; blurTim
     }
     return {
       blurTimeout: null,
-      VCSelectContainerEvent: inject('VCSelectContainerEvent'),
+      VCSelectContainerEvent: inject('VCSelectContainerEvent') as any,
     };
   },
   render() {
@@ -164,29 +189,29 @@ const Input = defineComponent<InputProps, { VCSelectContainerEvent: any; blurTim
   },
 });
 
-Input.props = {
-  inputRef: PropTypes.any,
-  prefixCls: PropTypes.string,
-  id: PropTypes.string,
-  inputElement: PropTypes.any,
-  disabled: PropTypes.looseBool,
-  autofocus: PropTypes.looseBool,
-  autocomplete: PropTypes.string,
-  editable: PropTypes.looseBool,
-  accessibilityIndex: PropTypes.number,
-  value: PropTypes.string,
-  open: PropTypes.looseBool,
-  tabindex: PropTypes.oneOfType([PropTypes.number, PropTypes.string]),
-  /** Pass accessibility props to input */
-  attrs: PropTypes.object,
-  onKeydown: PropTypes.func,
-  onMousedown: PropTypes.func,
-  onChange: PropTypes.func,
-  onPaste: PropTypes.func,
-  onCompositionstart: PropTypes.func,
-  onCompositionend: PropTypes.func,
-  onFocus: PropTypes.func,
-  onBlur: PropTypes.func,
-};
+// Input.props = {
+//   inputRef: PropTypes.any,
+//   prefixCls: PropTypes.string,
+//   id: PropTypes.string,
+//   inputElement: PropTypes.any,
+//   disabled: PropTypes.looseBool,
+//   autofocus: PropTypes.looseBool,
+//   autocomplete: PropTypes.string,
+//   editable: PropTypes.looseBool,
+//   accessibilityIndex: PropTypes.number,
+//   value: PropTypes.string,
+//   open: PropTypes.looseBool,
+//   tabindex: PropTypes.oneOfType([PropTypes.number, PropTypes.string]),
+//   /** Pass accessibility props to input */
+//   attrs: PropTypes.object,
+//   onKeydown: PropTypes.func,
+//   onMousedown: PropTypes.func,
+//   onChange: PropTypes.func,
+//   onPaste: PropTypes.func,
+//   onCompositionstart: PropTypes.func,
+//   onCompositionend: PropTypes.func,
+//   onFocus: PropTypes.func,
+//   onBlur: PropTypes.func,
+// };
 
 export default Input;
diff --git a/components/vc-select/Selector/index.tsx b/components/vc-select/Selector/index.tsx
index 7a225fb01..eb407ff4d 100644
--- a/components/vc-select/Selector/index.tsx
+++ b/components/vc-select/Selector/index.tsx
@@ -19,6 +19,7 @@ import { defineComponent } from 'vue';
 import createRef from '../../_util/createRef';
 import PropTypes from '../../_util/vue-types';
 import type { VueNode } from '../../_util/type';
+import type { EventHandler } from '../../_util/EventInterface';
 
 export interface SelectorProps {
   id: string;
@@ -106,7 +107,7 @@ const Selector = defineComponent<SelectorProps>({
     onSearch: PropTypes.func,
     onSearchSubmit: PropTypes.func,
     onSelect: PropTypes.func,
-    onInputKeyDown: PropTypes.func,
+    onInputKeyDown: { type: Function as PropType<EventHandler> },
 
     /**
      * @private get real dom for trigger align.
diff --git a/components/vc-select/Selector/interface.ts b/components/vc-select/Selector/interface.ts
index 2aa8b1e2c..b9d16da49 100644
--- a/components/vc-select/Selector/interface.ts
+++ b/components/vc-select/Selector/interface.ts
@@ -2,6 +2,7 @@ import type { RefObject } from '../../_util/createRef';
 import type { VNodeChild } from 'vue';
 import type { Mode } from '../interface';
 import type { LabelValueType } from '../interface/generator';
+import type { EventHandler } from '../../_util/EventInterface';
 
 export interface InnerSelectorProps {
   prefixCls: string;
@@ -18,10 +19,10 @@ export interface InnerSelectorProps {
   accessibilityIndex: number;
   open: boolean;
   tabindex?: number | string;
-  onInputKeyDown: EventHandlerNonNull;
-  onInputMouseDown: EventHandlerNonNull;
-  onInputChange: EventHandlerNonNull;
-  onInputPaste: EventHandlerNonNull;
-  onInputCompositionStart: EventHandlerNonNull;
-  onInputCompositionEnd: EventHandlerNonNull;
+  onInputKeyDown: EventHandler;
+  onInputMouseDown: EventHandler;
+  onInputChange: EventHandler;
+  onInputPaste: EventHandler;
+  onInputCompositionStart: EventHandler;
+  onInputCompositionEnd: EventHandler;
 }
diff --git a/package.json b/package.json
index 9482983c9..5fcc2900d 100644
--- a/package.json
+++ b/package.json
@@ -176,7 +176,7 @@
     "through2": "^3.0.0",
     "ts-jest": "^26.4.1",
     "ts-loader": "^9.1.0",
-    "typescript": "^4.2.0",
+    "typescript": "~4.3.5",
     "umi-mock-middleware": "^1.0.0",
     "umi-request": "^1.3.5",
     "url-loader": "^3.0.0",
diff --git a/v2-doc b/v2-doc
index 36b2776cb..17abe8a32 160000
--- a/v2-doc
+++ b/v2-doc
@@ -1 +1 @@
-Subproject commit 36b2776cbf91e0db3b14d40d14879417490c56eb
+Subproject commit 17abe8a32a993726902f52e153f5470c1ffba02a