diff --git a/src/renderer/src/components/app/Sidebar.tsx b/src/renderer/src/components/app/Sidebar.tsx
index 24ffa373..e683c98a 100644
--- a/src/renderer/src/components/app/Sidebar.tsx
+++ b/src/renderer/src/components/app/Sidebar.tsx
@@ -1,6 +1,5 @@
 import { TranslationOutlined } from '@ant-design/icons'
 import Logo from '@renderer/assets/images/logo.png'
-import { isWindows } from '@renderer/config/constant'
 import useAvatar from '@renderer/hooks/useAvatar'
 import { FC } from 'react'
 import { Link, useLocation } from 'react-router-dom'
@@ -13,7 +12,7 @@ const Sidebar: FC = () => {
   const isRoute = (path: string): string => (pathname === path ? 'active' : '')
 
   return (
-    <Container style={isWindows ? { paddingTop: 0 } : {}}>
+    <Container>
       <StyledLink to="/">
         <AvatarImg src={avatar || Logo} draggable={false} />
       </StyledLink>
diff --git a/src/renderer/src/pages/home/components/Message.tsx b/src/renderer/src/pages/home/components/Message.tsx
index 0bf0c77a..44fcb4e6 100644
--- a/src/renderer/src/pages/home/components/Message.tsx
+++ b/src/renderer/src/pages/home/components/Message.tsx
@@ -14,7 +14,7 @@ import useAvatar from '@renderer/hooks/useAvatar'
 import { useSettings } from '@renderer/hooks/useSettings'
 import { useRuntime } from '@renderer/hooks/useStore'
 import { EVENT_NAMES, EventEmitter } from '@renderer/services/event'
-import { Message } from '@renderer/types'
+import { Message, Model } from '@renderer/types'
 import { firstLetter, removeLeadingEmoji } from '@renderer/utils'
 import { Avatar, Dropdown, Popconfirm, Tooltip } from 'antd'
 import dayjs from 'dayjs'
@@ -24,6 +24,7 @@ import { useTranslation } from 'react-i18next'
 import styled from 'styled-components'
 
 import Markdown from './markdown/Markdown'
+import SelectModelDropdown from './SelectModelDropdown'
 
 interface Props {
   message: Message
@@ -36,7 +37,7 @@ interface Props {
 const MessageItem: FC<Props> = ({ message, index, showMenu, onDeleteMessage }) => {
   const avatar = useAvatar()
   const { t } = useTranslation()
-  const { assistant } = useAssistant(message.assistantId)
+  const { assistant, model, setModel } = useAssistant(message.assistantId)
   const { userName, showMessageDivider, messageFont } = useSettings()
   const { generating } = useRuntime()
   const [copied, setCopied] = useState(false)
@@ -55,10 +56,14 @@ const MessageItem: FC<Props> = ({ message, index, showMenu, onDeleteMessage }) =
 
   const onEdit = useCallback(() => EventEmitter.emit(EVENT_NAMES.EDIT_MESSAGE, message), [message])
 
-  const onRegenerate = useCallback(() => {
-    onDeleteMessage?.(message)
-    setTimeout(() => EventEmitter.emit(EVENT_NAMES.REGENERATE_MESSAGE), 100)
-  }, [message, onDeleteMessage])
+  const onRegenerate = useCallback(
+    (model: Model) => {
+      setModel(model)
+      onDeleteMessage?.(message)
+      setTimeout(() => EventEmitter.emit(EVENT_NAMES.REGENERATE_MESSAGE), 100)
+    },
+    [message, onDeleteMessage, setModel]
+  )
 
   const getUserName = useCallback(() => {
     if (message.id === 'assistant') return assistant?.name
@@ -144,11 +149,13 @@ const MessageItem: FC<Props> = ({ message, index, showMenu, onDeleteMessage }) =
               </Tooltip>
             </Popconfirm>
             {canRegenerate && (
-              <Tooltip title={t('common.regenerate')} mouseEnterDelay={0.8}>
-                <ActionButton onClick={onRegenerate}>
-                  <SyncOutlined />
-                </ActionButton>
-              </Tooltip>
+              <SelectModelDropdown model={model} onSelect={onRegenerate} placement="topRight">
+                <Tooltip title={t('common.regenerate')} mouseEnterDelay={0.8}>
+                  <ActionButton>
+                    <SyncOutlined />
+                  </ActionButton>
+                </Tooltip>
+              </SelectModelDropdown>
             )}
             {!isUserMessage && (
               <Dropdown menu={{ items: dropdownItems }} trigger={['click']} placement="topRight" arrow>
diff --git a/src/renderer/src/pages/home/components/NavigationCenter.tsx b/src/renderer/src/pages/home/components/NavigationCenter.tsx
index f6a1d6b1..6c9c0216 100644
--- a/src/renderer/src/pages/home/components/NavigationCenter.tsx
+++ b/src/renderer/src/pages/home/components/NavigationCenter.tsx
@@ -1,19 +1,18 @@
 import { CodeSandboxOutlined } from '@ant-design/icons'
 import { NavbarCenter } from '@renderer/components/app/Navbar'
 import { isMac } from '@renderer/config/constant'
-import { getModelLogo } from '@renderer/config/provider'
 import { useAssistant } from '@renderer/hooks/useAssistant'
-import { useProviders } from '@renderer/hooks/useProvider'
 import { useShowAssistants } from '@renderer/hooks/useStore'
 import { Assistant } from '@renderer/types'
 import { removeLeadingEmoji } from '@renderer/utils'
-import { Avatar, Button, Dropdown, MenuProps } from 'antd'
-import { first, upperFirst } from 'lodash'
+import { Button } from 'antd'
+import { upperFirst } from 'lodash'
 import { FC } from 'react'
 import { useTranslation } from 'react-i18next'
 import styled from 'styled-components'
 
 import { NewButton } from '../HomePage'
+import SelectModelDropdown from './SelectModelDropdown'
 
 interface Props {
   activeAssistant: Assistant
@@ -22,29 +21,9 @@ interface Props {
 const NavigationCenter: FC<Props> = ({ activeAssistant }) => {
   const { assistant } = useAssistant(activeAssistant.id)
   const { model, setModel } = useAssistant(activeAssistant.id)
-  const { providers } = useProviders()
   const { t } = useTranslation()
   const { showAssistants, toggleShowAssistants } = useShowAssistants()
 
-  const items: MenuProps['items'] = providers
-    .filter((p) => p.models.length > 0)
-    .map((p) => ({
-      key: p.id,
-      label: p.isSystem ? t(`provider.${p.id}`) : p.name,
-      type: 'group',
-      children: p.models.map((m) => ({
-        key: m?.id,
-        label: upperFirst(m?.name),
-        style: m?.id === model?.id ? { color: 'var(--color-primary)' } : undefined,
-        icon: (
-          <Avatar src={getModelLogo(m?.id || '')} size={24}>
-            {first(m?.name)}
-          </Avatar>
-        ),
-        onClick: () => m && setModel(m)
-      }))
-    }))
-
   return (
     <NavbarCenter style={{ paddingLeft: isMac ? 16 : 8 }}>
       {!showAssistants && (
@@ -53,27 +32,20 @@ const NavigationCenter: FC<Props> = ({ activeAssistant }) => {
         </NewButton>
       )}
       <AssistantName>{removeLeadingEmoji(assistant?.name) || t('assistant.default.name')}</AssistantName>
-      <DropdownMenu
-        menu={{ items, style: { maxHeight: '80vh', overflow: 'auto' } }}
-        trigger={['click']}
-        overlayClassName="chat-nav-dropdown">
+      <SelectModelDropdown model={model} onSelect={setModel}>
         <DropdownButton size="small" type="primary" ghost>
           <CodeSandboxOutlined />
           <ModelName>{model ? upperFirst(model.name) : t('button.select_model')}</ModelName>
         </DropdownButton>
-      </DropdownMenu>
+      </SelectModelDropdown>
     </NavbarCenter>
   )
 }
 
-const DropdownMenu = styled(Dropdown)`
-  -webkit-app-region: none;
-  margin-left: 10px;
-`
-
 const AssistantName = styled.span`
   font-weight: bold;
   margin-left: 5px;
+  margin-right: 10px;
 `
 
 const DropdownButton = styled(Button)`
diff --git a/src/renderer/src/pages/home/components/SelectModelDropdown.tsx b/src/renderer/src/pages/home/components/SelectModelDropdown.tsx
new file mode 100644
index 00000000..00043ec6
--- /dev/null
+++ b/src/renderer/src/pages/home/components/SelectModelDropdown.tsx
@@ -0,0 +1,55 @@
+import { getModelLogo } from '@renderer/config/provider'
+import { useProviders } from '@renderer/hooks/useProvider'
+import { Model } from '@renderer/types'
+import { Avatar, Dropdown, DropdownProps, MenuProps } from 'antd'
+import { first, upperFirst } from 'lodash'
+import { FC, PropsWithChildren } from 'react'
+import { useTranslation } from 'react-i18next'
+import styled from 'styled-components'
+
+interface Props extends DropdownProps {
+  model: Model
+  onSelect: (model: Model) => void
+}
+
+const SelectModelDropdown: FC<Props & PropsWithChildren> = ({ children, model, onSelect, ...props }) => {
+  const { t } = useTranslation()
+  const { providers } = useProviders()
+
+  const items: MenuProps['items'] = providers
+    .filter((p) => p.models.length > 0)
+    .map((p) => ({
+      key: p.id,
+      label: p.isSystem ? t(`provider.${p.id}`) : p.name,
+      type: 'group',
+      children: p.models.map((m) => ({
+        key: m?.id,
+        label: upperFirst(m?.name),
+        style: m?.id === model?.id ? { color: 'var(--color-primary)' } : undefined,
+        icon: (
+          <Avatar src={getModelLogo(m?.id || '')} size={24}>
+            {first(m?.name)}
+          </Avatar>
+        ),
+        onClick: () => m && onSelect(m)
+      }))
+    }))
+
+  return (
+    <DropdownMenu
+      menu={{ items, style: { maxHeight: '80vh', overflow: 'auto' } }}
+      trigger={['click']}
+      arrow
+      placement="bottomCenter"
+      overlayClassName="chat-nav-dropdown"
+      {...props}>
+      {children}
+    </DropdownMenu>
+  )
+}
+
+const DropdownMenu = styled(Dropdown)`
+  -webkit-app-region: none;
+`
+
+export default SelectModelDropdown