diff --git a/src/renderer/src/assets/styles/index.scss b/src/renderer/src/assets/styles/index.scss
index 4f8a8bd7..26dd67a2 100644
--- a/src/renderer/src/assets/styles/index.scss
+++ b/src/renderer/src/assets/styles/index.scss
@@ -1,6 +1,7 @@
 @import '../fonts/icon-fonts/iconfont.css';
 @import './markdown.scss';
 @import './scrollbar.scss';
+@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');
 
 :root {
   --color-white: #ffffff;
@@ -45,7 +46,7 @@
   --topic-list-width: 260px;
   --settings-width: var(--assistants-width);
   --status-bar-height: 40px;
-  --input-bar-height: 135px;
+  --input-bar-height: 130px;
 }
 
 body[theme-mode='light'] {
diff --git a/src/renderer/src/assets/styles/markdown.scss b/src/renderer/src/assets/styles/markdown.scss
index 6e2f4a55..c9e59368 100644
--- a/src/renderer/src/assets/styles/markdown.scss
+++ b/src/renderer/src/assets/styles/markdown.scss
@@ -83,4 +83,14 @@
   code {
     white-space: pre-wrap;
   }
+
+  p code {
+    background: var(--color-background-mute);
+    padding: 3px 5px;
+    border-radius: 5px;
+  }
+
+  pre pre {
+    margin: 0 !important;
+  }
 }
diff --git a/src/renderer/src/components/app/Sidebar.tsx b/src/renderer/src/components/app/Sidebar.tsx
index 95e6476c..99c9cb86 100644
--- a/src/renderer/src/components/app/Sidebar.tsx
+++ b/src/renderer/src/components/app/Sidebar.tsx
@@ -3,7 +3,7 @@ import Logo from '@renderer/assets/images/logo.png'
 import styled from 'styled-components'
 import { Link, useLocation } from 'react-router-dom'
 import useAvatar from '@renderer/hooks/useAvatar'
-import { isMac, isWindows } from '@renderer/config/constant'
+import { isWindows } from '@renderer/config/constant'
 import { TranslationOutlined } from '@ant-design/icons'
 
 const Sidebar: FC = () => {
@@ -67,7 +67,7 @@ const AvatarImg = styled.img`
   height: 28px;
   background-color: var(--color-background-soft);
   margin: 5px 0;
-  margin-top: ${isMac ? '16px' : '9px'};
+  margin-top: 5px;
 `
 const MainMenus = styled.div`
   display: flex;
diff --git a/src/renderer/src/config/assistants.json b/src/renderer/src/config/assistants.json
index dd5c92db..8f14908f 100644
--- a/src/renderer/src/config/assistants.json
+++ b/src/renderer/src/config/assistants.json
@@ -10,7 +10,7 @@
   {
     "id": 2,
     "name": "🎯 策略产品经理 - Strategy Product Manager",
-    "emoji": "🎯 ",
+    "emoji": "🎯",
     "group": "职业",
     "prompt": "你现在是一名策略产品经理，你擅长进行市场研究和竞品分析，以制定产品策略。你能把握行业趋势，了解用户需求，并在此基础上优化产品功能和用户体验。请在这个角色下为我解答以下问题。",
     "description": "你现在是一名策略产品经理，你擅长进行市场研究和竞品分析，以制定产品策略。你能把握行业趋势，了解用户需求，并在此基础上优化产品功能和用户体验。请在这个角色下为我解答以下问题。"
diff --git a/src/renderer/src/config/provider.ts b/src/renderer/src/config/provider.ts
index 000a5b79..2c06789d 100644
--- a/src/renderer/src/config/provider.ts
+++ b/src/renderer/src/config/provider.ts
@@ -58,6 +58,10 @@ export function getProviderLogo(providerId: string) {
 }
 
 export function getModelLogo(modelId: string) {
+  if (!modelId) {
+    return undefined
+  }
+
   const logoMap = {
     gpt: ChatGPTModelLogo,
     glm: ChatGLMModelLogo,
diff --git a/src/renderer/src/hooks/useProvider.ts b/src/renderer/src/hooks/useProvider.ts
index 3b474292..12b511d7 100644
--- a/src/renderer/src/hooks/useProvider.ts
+++ b/src/renderer/src/hooks/useProvider.ts
@@ -17,7 +17,7 @@ const selectEnabledProviders = createSelector(
 )
 
 export function useProviders() {
-  const providers = useAppSelector(selectEnabledProviders)
+  const providers: Provider[] = useAppSelector(selectEnabledProviders)
   const dispatch = useAppDispatch()
 
   return {
diff --git a/src/renderer/src/hooks/useTopic.ts b/src/renderer/src/hooks/useTopic.ts
index d4d17887..cd4e4924 100644
--- a/src/renderer/src/hooks/useTopic.ts
+++ b/src/renderer/src/hooks/useTopic.ts
@@ -2,12 +2,12 @@ import { Assistant, Topic } from '@renderer/types'
 import { find } from 'lodash'
 import { useEffect, useState } from 'react'
 
-let _activeTopic: Topic
+const activeTopicsMap = new Map<string, Topic>()
 
 export function useActiveTopic(assistant: Assistant) {
-  const [activeTopic, setActiveTopic] = useState(_activeTopic || assistant?.topics[0])
+  const [activeTopic, setActiveTopic] = useState(activeTopicsMap.get(assistant.id) || assistant?.topics[0])
 
-  _activeTopic = activeTopic
+  activeTopicsMap.set(assistant.id, activeTopic)
 
   useEffect(() => {
     // activeTopic not in assistant.topics
diff --git a/src/renderer/src/i18n/index.ts b/src/renderer/src/i18n/index.ts
index 8faadd2d..a32cb4f1 100644
--- a/src/renderer/src/i18n/index.ts
+++ b/src/renderer/src/i18n/index.ts
@@ -239,8 +239,8 @@ const resources = {
         'default.description': '你好，我是默认助手。你可以立刻开始跟我聊天。',
         'default.topic.name': '默认话题',
         'topics.title': '话题',
-        'topics.auto_rename': 'AI 重命名',
-        'topics.edit.title': '重命名',
+        'topics.auto_rename': '生成话题名',
+        'topics.edit.title': '编辑话题名',
         'topics.edit.placeholder': '输入新名称',
         'topics.delete.all.title': '删除所有话题',
         'topics.delete.all.content': '确定要删除所有话题吗?',
diff --git a/src/renderer/src/pages/home/components/Assistants.tsx b/src/renderer/src/pages/home/components/Assistants.tsx
index cc2d8621..66aa8267 100644
--- a/src/renderer/src/pages/home/components/Assistants.tsx
+++ b/src/renderer/src/pages/home/components/Assistants.tsx
@@ -129,9 +129,10 @@ const AssistantItem = styled.div`
   flex-direction: column;
   padding: 7px 10px;
   position: relative;
-  border-radius: 5px;
+  border-radius: 3px;
   margin-bottom: 5px;
   cursor: pointer;
+  font-family: Poppins;
   .anticon {
     display: none;
   }
@@ -146,7 +147,7 @@ const AssistantItem = styled.div`
     background-color: var(--color-background-mute);
     cursor: pointer;
     .name {
-      font-weight: bolder;
+      font-weight: 500;
     }
   }
 `
diff --git a/src/renderer/src/pages/home/components/Inputbar.tsx b/src/renderer/src/pages/home/components/Inputbar.tsx
index 44cb47c7..f12ce6df 100644
--- a/src/renderer/src/pages/home/components/Inputbar.tsx
+++ b/src/renderer/src/pages/home/components/Inputbar.tsx
@@ -217,7 +217,7 @@ const Container = styled.div`
   width: 100%;
   height: var(--input-bar-height);
   border-top: 0.5px solid var(--color-border);
-  padding: 5px 15px;
+  padding: 5px 10px;
   transition: all 0.3s ease;
   position: relative;
 `
@@ -227,21 +227,21 @@ const Textarea = styled(TextArea)`
   border-radius: 0;
   display: flex;
   flex: 1;
+  margin-left: 6px;
 `
 
 const Toolbar = styled.div`
   display: flex;
   flex-direction: row;
   justify-content: space-between;
-  margin: 0 -5px;
   margin-bottom: 5px;
-  margin-right: -8px;
 `
 
 const ToolbarMenu = styled.div`
   display: flex;
   flex-direction: row;
   align-items: center;
+  gap: 6px;
 `
 
 const ToolbarButton = styled(Button)`
@@ -250,7 +250,6 @@ const ToolbarButton = styled(Button)`
   font-size: 18px;
   border-radius: 50%;
   transition: all 0.3s ease;
-  margin-right: 6px;
   color: var(--color-icon);
   &.anticon {
     transition: all 0.3s ease;
@@ -269,7 +268,7 @@ const Footer = styled.div`
   flex-direction: row;
   justify-content: flex-end;
   align-items: center;
-  margin-bottom: 8px;
+  margin-bottom: 5px;
 `
 
 const TextCount = styled.div`
diff --git a/src/renderer/src/pages/home/components/Message.tsx b/src/renderer/src/pages/home/components/Message.tsx
index e51229b9..2a79c462 100644
--- a/src/renderer/src/pages/home/components/Message.tsx
+++ b/src/renderer/src/pages/home/components/Message.tsx
@@ -107,7 +107,9 @@ const MessageItem: FC<Props> = ({ message, index, showMenu, onDeleteMessage }) =
     [t]
   )
 
-  const fontFamily = messageFont === 'serif' ? "Georgia, Cambria, 'Times New Roman', Times, serif" : undefined
+  const fontFamily =
+    messageFont === 'serif' ? "Georgia, Cambria, 'Times New Roman', Times, serif" : 'Poppins, -apple-system, sans-serif'
+
   const messageBorder = showMessageDivider ? undefined : 'none'
 
   return (
diff --git a/src/renderer/src/pages/home/components/Messages.tsx b/src/renderer/src/pages/home/components/Messages.tsx
index 84cb04ff..cac1954c 100644
--- a/src/renderer/src/pages/home/components/Messages.tsx
+++ b/src/renderer/src/pages/home/components/Messages.tsx
@@ -129,9 +129,6 @@ const Container = styled.div`
   overflow-y: auto;
   flex-direction: column-reverse;
   max-height: calc(100vh - var(--input-bar-height) - var(--navbar-height));
-  .message:first-child {
-    border: none;
-  }
 `
 
 export default Messages
diff --git a/src/renderer/src/pages/home/components/NavigationCenter.tsx b/src/renderer/src/pages/home/components/NavigationCenter.tsx
index d3a80b88..e3ee08ab 100644
--- a/src/renderer/src/pages/home/components/NavigationCenter.tsx
+++ b/src/renderer/src/pages/home/components/NavigationCenter.tsx
@@ -6,7 +6,7 @@ import { useProviders } from '@renderer/hooks/useProvider'
 import { useShowAssistants } from '@renderer/hooks/useStore'
 import { Assistant } from '@renderer/types'
 import { Avatar, Button, Dropdown, MenuProps } from 'antd'
-import { upperFirst } from 'lodash'
+import { first, upperFirst } from 'lodash'
 import { FC } from 'react'
 import { useTranslation } from 'react-i18next'
 import styled from 'styled-components'
@@ -32,11 +32,15 @@ const NavigationCenter: FC<Props> = ({ activeAssistant }) => {
       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} />,
-        onClick: () => setModel(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)
       }))
     }))
 
diff --git a/src/renderer/src/pages/home/components/RightSidebar.tsx b/src/renderer/src/pages/home/components/RightSidebar.tsx
index ec5f70c2..3418e9fb 100644
--- a/src/renderer/src/pages/home/components/RightSidebar.tsx
+++ b/src/renderer/src/pages/home/components/RightSidebar.tsx
@@ -65,7 +65,7 @@ const RightSidebar: FC<Props> = (props) => {
 
 const Container = styled.div`
   width: var(--topic-list-width);
-  height: 100%;
+  height: calc(100vh - var(--navbar-height));
   border-left: 0.5px solid var(--color-border);
   overflow-y: auto;
   .collapsed {
diff --git a/src/renderer/src/pages/home/components/SettingsTab.tsx b/src/renderer/src/pages/home/components/SettingsTab.tsx
index bbca3c41..ddb4883b 100644
--- a/src/renderer/src/pages/home/components/SettingsTab.tsx
+++ b/src/renderer/src/pages/home/components/SettingsTab.tsx
@@ -2,11 +2,11 @@ import { Assistant } from '@renderer/types'
 import styled from 'styled-components'
 import { DEFAULT_CONEXTCOUNT, DEFAULT_TEMPERATURE } from '@renderer/config/constant'
 import { useAssistant } from '@renderer/hooks/useAssistant'
-import { Button, Col, InputNumber, Row, Slider, Switch, Tooltip } from 'antd'
+import { Col, InputNumber, Row, Slider, Switch, Tooltip } from 'antd'
 import { debounce } from 'lodash'
 import { FC, useCallback, useEffect, useState } from 'react'
 import { useTranslation } from 'react-i18next'
-import { QuestionCircleOutlined } from '@ant-design/icons'
+import { QuestionCircleOutlined, ReloadOutlined } from '@ant-design/icons'
 import { SettingDivider, SettingRow, SettingRowTitle, SettingSubtitle } from '@renderer/pages/settings/components'
 import { useSettings } from '@renderer/hooks/useSettings'
 import { useAppDispatch } from '@renderer/store'
@@ -78,11 +78,11 @@ const SettingsTab: FC<Props> = (props) => {
 
   return (
     <Container>
-      <SettingSubtitle style={{ display: 'flex', flexDirection: 'row', justifyContent: 'space-between' }}>
+      <SettingSubtitle>
         {t('settings.messages.model.title')}{' '}
-        <Button size="small" onClick={onReset}>
-          {t('assistant.settings.reset')}
-        </Button>
+        <Tooltip title={t('assistant.settings.reset')}>
+          <ReloadOutlined onClick={onReset} style={{ cursor: 'pointer', fontSize: 13, padding: '0 3px' }} />
+        </Tooltip>
       </SettingSubtitle>
       <SettingDivider />
       <Row align="middle">
diff --git a/src/renderer/src/pages/home/components/Suggestions.tsx b/src/renderer/src/pages/home/components/Suggestions.tsx
index 29d227ac..65723aaa 100644
--- a/src/renderer/src/pages/home/components/Suggestions.tsx
+++ b/src/renderer/src/pages/home/components/Suggestions.tsx
@@ -67,7 +67,7 @@ const Suggestions: FC<Props> = ({ assistant, messages, lastMessage }) => {
   }
 
   if (suggestions.length === 0) {
-    return null
+    return <Container style={{ paddingBottom: 10 }} />
   }
 
   return (
@@ -86,28 +86,28 @@ const Suggestions: FC<Props> = ({ assistant, messages, lastMessage }) => {
 const Container = styled.div`
   display: flex;
   flex-direction: column;
-  padding: 20px;
+  padding: 10px 10px 20px 55px;
   display: flex;
   width: 100%;
   flex-direction: row;
   flex-wrap: wrap;
   gap: 15px;
-  padding-left: 55px;
 `
 
 const SuggestionsContainer = styled.div`
   display: flex;
-  flex-direction: column;
-  gap: 15px;
+  flex-direction: row;
+  flex-wrap: wrap;
+  gap: 10px;
 `
 
 const SuggestionItem = styled.div`
   display: flex;
   align-items: center;
   width: fit-content;
-  padding: 7px 15px;
+  padding: 5px 10px;
   border-radius: 12px;
-  font-size: 13px;
+  font-size: 12px;
   color: var(--color-text);
   background: var(--color-background-mute);
   cursor: pointer;
diff --git a/src/renderer/src/pages/home/components/TopicsTab.tsx b/src/renderer/src/pages/home/components/TopicsTab.tsx
index 286b0f46..a413ec93 100644
--- a/src/renderer/src/pages/home/components/TopicsTab.tsx
+++ b/src/renderer/src/pages/home/components/TopicsTab.tsx
@@ -6,7 +6,7 @@ import { Assistant, Topic } from '@renderer/types'
 import { Dropdown, MenuProps } from 'antd'
 import { FC } from 'react'
 import styled from 'styled-components'
-import { DeleteOutlined, EditOutlined, SignatureOutlined } from '@ant-design/icons'
+import { DeleteOutlined, EditOutlined, OpenAIOutlined } from '@ant-design/icons'
 import LocalStorage from '@renderer/services/storage'
 import { DragDropContext, Draggable, Droppable, DropResult } from '@hello-pangea/dnd'
 import { droppableReorder } from '@renderer/utils'
@@ -30,7 +30,7 @@ const TopicsTab: FC<Props> = ({ assistant: _assistant, activeTopic, setActiveTop
       {
         label: t('assistant.topics.auto_rename'),
         key: 'auto-rename',
-        icon: <SignatureOutlined />,
+        icon: <OpenAIOutlined />,
         async onClick() {
           const messages = await LocalStorage.getTopicMessages(topic.id)
           if (messages.length >= 2) {
@@ -42,13 +42,13 @@ const TopicsTab: FC<Props> = ({ assistant: _assistant, activeTopic, setActiveTop
         }
       },
       {
-        label: t('common.rename'),
+        label: t('assistant.topics.edit.title'),
         key: 'rename',
         icon: <EditOutlined />,
         async onClick() {
           const name = await PromptPopup.show({
             title: t('assistant.topics.edit.title'),
-            message: t('assistant.topics.edit.placeholder'),
+            message: '',
             defaultValue: topic?.name || ''
           })
           if (name && topic?.name !== name) {
@@ -129,7 +129,7 @@ const TopicListItem = styled.div`
   padding: 8px 10px;
   margin-bottom: 5px;
   cursor: pointer;
-  border-radius: 5px;
+  border-radius: 3px;
   font-size: 14px;
   white-space: nowrap;
   overflow: hidden;
@@ -139,7 +139,6 @@ const TopicListItem = styled.div`
   }
   &.active {
     background-color: var(--color-background-mute);
-    font-weight: bolder;
   }
 `
 
diff --git a/src/renderer/src/providers/AntdProvider.tsx b/src/renderer/src/providers/AntdProvider.tsx
index 56c45f0f..a0afae03 100644
--- a/src/renderer/src/providers/AntdProvider.tsx
+++ b/src/renderer/src/providers/AntdProvider.tsx
@@ -15,7 +15,7 @@ const AntdProvider: FC<PropsWithChildren> = ({ children }) => {
         algorithm: [_theme === 'dark' ? theme.darkAlgorithm : theme.defaultAlgorithm],
         token: {
           colorPrimary: '#00b96b',
-          borderRadius: 5
+          borderRadius: 3
         }
       }}>
       {children}
diff --git a/src/renderer/src/services/api.ts b/src/renderer/src/services/api.ts
index 0483c1e4..eaa6a0fd 100644
--- a/src/renderer/src/services/api.ts
+++ b/src/renderer/src/services/api.ts
@@ -130,6 +130,10 @@ export async function fetchSuggestions({
     return []
   }
 
+  if (model.id.endsWith('global')) {
+    return []
+  }
+
   try {
     return await providerSdk.suggestions(messages, assistant)
   } catch (error: any) {
diff --git a/src/renderer/src/services/storage.ts b/src/renderer/src/services/storage.ts
index 8ab09b48..fcb8e03f 100644
--- a/src/renderer/src/services/storage.ts
+++ b/src/renderer/src/services/storage.ts
@@ -8,6 +8,7 @@ export default class LocalStorage {
   static async getTopic(id: string) {
     return localforage.getItem<Topic>(`topic:${id}`)
   }
+
   static async getTopicMessages(id: string) {
     const topic = await this.getTopic(id)
     return topic ? topic.messages : []
diff --git a/src/renderer/src/utils/index.ts b/src/renderer/src/utils/index.ts
index 1aa3f91b..15e1d407 100644
--- a/src/renderer/src/utils/index.ts
+++ b/src/renderer/src/utils/index.ts
@@ -141,7 +141,7 @@ export function removeQuotes(str) {
   return str.replace(/['"]+/g, '')
 }
 
-export function generateColorFromChar(char) {
+export function generateColorFromChar(char: string) {
   // 使用字符的Unicode值作为随机种子
   const seed = char.charCodeAt(0)