diff --git a/components/float-button/FloatButtonGroup.tsx b/components/float-button/FloatButtonGroup.tsx
index a023cc4893..d67e3a6edf 100644
--- a/components/float-button/FloatButtonGroup.tsx
+++ b/components/float-button/FloatButtonGroup.tsx
@@ -1,4 +1,4 @@
-import React, { useRef, memo, useContext } from 'react';
+import React, { useRef, memo, useContext, useEffect, useCallback, useMemo } from 'react';
 import CloseOutlined from '@ant-design/icons/CloseOutlined';
 import FileTextOutlined from '@ant-design/icons/FileTextOutlined';
 import classNames from 'classnames';
@@ -41,23 +41,11 @@ const FloatButtonGroup: React.FC<FloatButtonGroupProps> = (props) => {
 
   const [open, setOpen] = useMergedState(false, { value: props.open });
 
-  const clickAction = useRef<React.HTMLAttributes<HTMLAnchorElement | HTMLButtonElement>>({});
+  const floatButtonGroupRef = useRef<HTMLDivElement>(null);
+  const floatButtonRef = useRef<HTMLButtonElement| HTMLAnchorElement>(null);
 
-  const hoverAction = useRef<React.HTMLAttributes<HTMLDivElement>>({});
-
-  if (trigger === 'click') {
-    clickAction.current = {
-      onClick() {
-        setOpen((prevState) => {
-          onOpenChange?.(!prevState);
-          return !prevState;
-        });
-      },
-    };
-  }
-
-  if (trigger === 'hover') {
-    hoverAction.current = {
+  const hoverAction = useMemo(() => {
+    const hoverTypeAction = {
       onMouseEnter() {
         setOpen(true);
         onOpenChange?.(true);
@@ -67,11 +55,42 @@ const FloatButtonGroup: React.FC<FloatButtonGroupProps> = (props) => {
         onOpenChange?.(false);
       },
     };
-  }
+    return trigger === 'hover' ? hoverTypeAction : {};
+  }, [trigger]);
+
+  const handleOpenChange = () => {
+    setOpen((prevState) => {
+      onOpenChange?.(!prevState);
+      return !prevState;
+    });
+  };
+
+  const onClick = useCallback(
+    (e: MouseEvent) => {
+      if (floatButtonGroupRef.current!.contains(e.target as Node)) {
+        if (floatButtonRef.current!.contains(e.target as Node)) {
+          handleOpenChange();
+        }
+        return;
+      }
+      setOpen(false);
+      onOpenChange?.(false);
+    },
+    [trigger],
+  );
+
+  useEffect(() => {
+    if (trigger === 'click') {
+      document.addEventListener('click', onClick);
+      return () => {
+        document.removeEventListener('click', onClick);
+      };
+    }
+  }, [trigger]);
 
   return wrapSSR(
     <FloatButtonGroupProvider value={shape}>
-      <div className={groupCls} style={style} {...hoverAction.current}>
+      <div ref={floatButtonGroupRef} className={groupCls} style={style} {...hoverAction}>
         {trigger && ['click', 'hover'].includes(trigger) ? (
           <>
             <CSSMotion visible={open} motionName={`${groupPrefixCls}-wrap`}>
@@ -80,11 +99,11 @@ const FloatButtonGroup: React.FC<FloatButtonGroupProps> = (props) => {
               )}
             </CSSMotion>
             <FloatButton
+              ref={floatButtonRef}
               type={type}
               shape={shape}
               icon={open ? closeIcon : icon}
               description={description}
-              {...clickAction.current}
             />
           </>
         ) : (
diff --git a/components/float-button/__tests__/group.test.tsx b/components/float-button/__tests__/group.test.tsx
index 67ebf2001a..2458a146e9 100644
--- a/components/float-button/__tests__/group.test.tsx
+++ b/components/float-button/__tests__/group.test.tsx
@@ -58,4 +58,30 @@ describe('FloatButtonGroup', () => {
     fireEvent.mouseLeave(container.querySelector('.ant-float-btn-group')!);
     expect(onOpenChange).toHaveBeenCalled();
   });
+  it('support click floatButtonGroup not close', () => {
+    const onOpenChange = jest.fn();
+    const { container } = render(
+      <FloatButton.Group trigger="click" onOpenChange={onOpenChange}>
+        <FloatButton />
+        <FloatButton />
+        <FloatButton />
+      </FloatButton.Group>,
+    );
+    fireEvent.click(container.querySelector('.ant-float-btn')!);
+    fireEvent.click(container.querySelector('.ant-float-btn-group')!);
+    expect(onOpenChange).toHaveBeenCalledTimes(1);
+  });
+  it('support click out auto close', () => {
+    const onOpenChange = jest.fn();
+    const { container } = render(
+      <FloatButton.Group trigger="click" onOpenChange={onOpenChange}>
+        <FloatButton />
+        <FloatButton />
+        <FloatButton />
+      </FloatButton.Group>,
+    );
+    fireEvent.click(container.querySelector('.ant-float-btn')!);
+    fireEvent.click(container);
+    expect(onOpenChange).toHaveBeenCalledTimes(2);
+  });
 });