diff --git a/Gemfile.lock b/Gemfile.lock
index ad8060fe..09bf78cf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -86,6 +86,7 @@ GEM
       xcpretty (~> 0.3.0)
       xcpretty-travis-formatter (>= 0.0.3)
     fastlane-plugin-json (1.0.0)
+    fastlane-plugin-sentry (1.8.0)
     fastlane-plugin-versioning_android (0.1.0)
     fastlane-plugin-yarn (1.2)
     gh_inspector (1.1.3)
@@ -200,6 +201,7 @@ PLATFORMS
 DEPENDENCIES
   fastlane
   fastlane-plugin-json
+  fastlane-plugin-sentry
   fastlane-plugin-versioning_android
   fastlane-plugin-yarn
 
diff --git a/fastlane/Fastfile b/fastlane/Fastfile
index 015e237d..fb65638b 100644
--- a/fastlane/Fastfile
+++ b/fastlane/Fastfile
@@ -2,7 +2,7 @@ fastlane_version "2.173.0"
 skip_docs
 
 ensure_env_vars(
-  env_vars: ["TOOOT_ENVIRONMENT"]
+  env_vars: ["TOOOT_ENVIRONMENT", "SENTRY_ORGANIZATION", "SENTRY_PROJECT", "SENTRY_AUTH_TOKEN"]
 )
 
 VERSIONS = read_json( json_path: "./package.json" )[:versions]
@@ -15,7 +15,7 @@ case ENVIRONMENT
 when "development"
   GITHUB_RELEASE= ""
 when "staging"
-  GITHUB_RELEASE = "v#{VERSION}-rc#{VERSIONS[:patch]}"
+  GITHUB_RELEASE = "v#{VERSION}-#{VERSIONS[:patch]}"
 when "production"
   GITHUB_RELEASE = "v#{VERSION}"
 end
@@ -37,6 +37,15 @@ private_lane :update_expo_ios do
   set_info_plist_value( path: EXPO_PLIST, key: "EXUpdatesReleaseChannel", value: RELEASE_CHANNEL )
 end
 
+desc 'IOS: Upload dSYM'
+lane :upload_symbols_ios do
+  download_dsyms
+  sentry_upload_dsym(
+    org_slug: ENV["SENTRY_ORGANIZATION"],
+    project_slug: ENV["SENTRY_PROJECT"]
+  )
+end
+
 desc "ANDROID: Prepare play store"
 private_lane :prepare_playstore_android do
   android_set_version_name( version_name: VERSION, gradle_file: "./android/app/build.gradle" )
@@ -77,13 +86,14 @@ private_lane :build_ios do
   when "staging"
     prepare_appstore_ios
     match( type: "appstore", readonly: true )
-    build_ios_app( export_method: "app-store" )
+    build_ios_app( export_method: "app-store", include_symbols: true, include_bitcode: true )
     upload_to_testflight(
       demo_account_required: true,
       distribute_external: true,
       groups: "内测用户",
       changelog: "Ready for testing"
     )
+    upload_symbols_ios
   when "production"
     prepare_appstore_ios
     match( type: "appstore", readonly: true )
diff --git a/fastlane/Pluginfile b/fastlane/Pluginfile
index 77d7a7ef..55633271 100644
--- a/fastlane/Pluginfile
+++ b/fastlane/Pluginfile
@@ -5,3 +5,4 @@
 gem 'fastlane-plugin-yarn'
 gem 'fastlane-plugin-json'
 gem 'fastlane-plugin-versioning_android'
+gem 'fastlane-plugin-sentry'
diff --git a/package.json b/package.json
index 9c0f4969..3474f035 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "react-native-tab-view-viewpager-adapter": "^1.1.0",
     "react-native-toast-message": "^1.4.3",
     "react-native-unimodules": "~0.12.0",
-    "react-query": "^3.8.2",
+    "react-query": "^3.9.7",
     "react-redux": "^7.2.2",
     "react-timeago": "^5.2.0",
     "reconnecting-websocket": "^4.4.0",
diff --git a/src/components/Instance.tsx b/src/components/Instance.tsx
index db1390dc..58da03e5 100644
--- a/src/components/Instance.tsx
+++ b/src/components/Instance.tsx
@@ -162,12 +162,12 @@ const ComponentInstance: React.FC<Props> = ({
             type='text'
             content={t('server.button.local')}
             onPress={processUpdate}
-            disabled={!instanceQuery.data?.uri || !agreed}
+            disabled={!instanceQuery.data?.uri}
             loading={instanceQuery.isFetching || appsQuery.isFetching}
           />
         </View>
 
-        <EULA agreed={agreed} setAgreed={setAgreed} />
+        {/* <EULA agreed={agreed} setAgreed={setAgreed} /> */}
 
         <View>
           <Placeholder
diff --git a/src/components/Timeline.tsx b/src/components/Timeline.tsx
index 88dbb465..632e2700 100644
--- a/src/components/Timeline.tsx
+++ b/src/components/Timeline.tsx
@@ -82,19 +82,26 @@ const Timeline: React.FC<Props> = ({
     ...queryKeyParams,
     options: {
       getPreviousPageParam: firstPage =>
-        firstPage.links?.prev && {
+        firstPage?.links?.prev && {
           min_id: firstPage.links.prev,
           // https://github.com/facebook/react-native/issues/25239#issuecomment-731100372
-          limit: '6'
+          limit: '5'
         },
 
       getNextPageParam: lastPage =>
-        lastPage.links?.next && { max_id: lastPage.links.next }
+        lastPage?.links?.next && { max_id: lastPage.links.next }
     }
   })
 
   const flattenData = data?.pages ? data.pages.flatMap(d => [...d.body]) : []
 
+  // Auto go back when toot page is empty
+  const navigation = useNavigation()
+  useEffect(() => {
+    if (toot && isSuccess && flattenData.length === 0) {
+      navigation.goBack()
+    }
+  }, [isSuccess, flattenData.length])
   // Toot page auto scroll to selected toot
   const flRef = useRef<FlatList<any>>(null)
   const scrolled = useRef(false)
@@ -119,13 +126,6 @@ const Timeline: React.FC<Props> = ({
       350
     )
   }, [])
-  // Auto go back when toot page is empty
-  const navigation = useNavigation()
-  useEffect(() => {
-    if (toot && isSuccess && flattenData.length === 0) {
-      navigation.goBack()
-    }
-  }, [isSuccess, flattenData.length])
 
   const keyExtractor = useCallback(({ id }) => id, [])
   const renderItem = useCallback(
@@ -233,26 +233,57 @@ const Timeline: React.FC<Props> = ({
     scrollY.value = nativeEvent.contentOffset.y
   }, [])
   const onResponderRelease = useCallback(() => {
-    if (
-      scrollY.value <= -StyleConstants.Spacing.XL &&
-      isFetchingLatest === 0 &&
-      !disableRefresh
-    ) {
-      haptics('Light')
-      setIsFetchingLatest(1)
-      flRef.current?.scrollToOffset({
-        animated: true,
-        offset: 1
-      })
+    if (!disableRefresh) {
+      const separation01 = -(
+        (StyleConstants.Spacing.M * 2.5) / 2 +
+        StyleConstants.Font.Size.S / 2
+      )
+      const separation02 = -(
+        StyleConstants.Spacing.M * 2.5 * 1.5 +
+        StyleConstants.Font.Size.S / 2
+      )
+      if (
+        scrollY.value <= separation02 &&
+        !isFetching &&
+        isFetchingLatest === 0
+      ) {
+        haptics('Light')
+        queryClient.setQueryData<InfiniteData<any> | undefined>(
+          queryKey,
+          data => {
+            if (data?.pages[0].body.length === 0) {
+              return {
+                pages: data.pages.slice(1),
+                pageParams: data.pageParams.slice(1)
+              }
+            } else {
+              return data
+            }
+          }
+        )
+        refetch()
+      } else if (
+        scrollY.value <= separation01 &&
+        !isFetching &&
+        isFetchingLatest === 0
+      ) {
+        haptics('Light')
+        setIsFetchingLatest(1)
+        flRef.current?.scrollToOffset({
+          animated: true,
+          offset: 1
+        })
+      }
     }
-  }, [scrollY.value, isFetchingLatest, disableRefresh])
+  }, [scrollY.value, isFetching, isFetchingLatest, disableRefresh])
   const headerPadding = useAnimatedStyle(() => {
-    if (isFetchingLatest !== 0) {
-      return { paddingTop: withTiming(StyleConstants.Spacing.XL) }
-    } else {
-      return { paddingTop: withTiming(0) }
+    return {
+      paddingTop:
+        isFetchingLatest !== 0 || (isFetching && !isLoading)
+          ? withTiming(StyleConstants.Spacing.M * 2.5)
+          : withTiming(0)
     }
-  }, [isFetchingLatest])
+  }, [isFetchingLatest, isFetching, isLoading])
   const ListHeaderComponent = useMemo(
     () => <Animated.View style={headerPadding} />,
     []
@@ -267,7 +298,7 @@ const Timeline: React.FC<Props> = ({
             colors={[theme.primary]}
             progressBackgroundColor={theme.background}
             refreshing={isFetching || isLoading}
-            // onRefresh={() => refetch()}
+            onRefresh={() => refetch()}
           />
         )
       },
@@ -276,8 +307,14 @@ const Timeline: React.FC<Props> = ({
 
   return (
     <>
-      <TimelineRefresh isLoading={isLoading} disable={disableRefresh} />
+      <TimelineRefresh
+        scrollY={scrollY}
+        isLoading={isLoading}
+        isFetching={isFetching}
+        disable={disableRefresh}
+      />
       <FlatList
+        scrollEventThrottle={16}
         onScroll={onScroll}
         onResponderRelease={onResponderRelease}
         ref={flRef}
diff --git a/src/components/Timeline/Default.tsx b/src/components/Timeline/Default.tsx
index 472da2ec..b1a3eced 100644
--- a/src/components/Timeline/Default.tsx
+++ b/src/components/Timeline/Default.tsx
@@ -13,6 +13,7 @@ import { QueryKeyTimeline } from '@utils/queryHooks/timeline'
 import { getLocalAccount } from '@utils/slices/instancesSlice'
 import { StyleConstants } from '@utils/styles/constants'
 import { useTheme } from '@utils/styles/ThemeManager'
+import { uniqBy } from 'lodash'
 import React, { useCallback } from 'react'
 import { Pressable, StyleSheet, View } from 'react-native'
 import { useSelector } from 'react-redux'
@@ -75,7 +76,6 @@ const TimelineDefault: React.FC<Props> = ({
         }
       ]}
       onPress={onPress}
-      disabled={queryKey && queryKey[1].toot !== undefined}
     >
       {item.reblog ? (
         <TimelineActioned action='reblog' account={item.account} />
@@ -143,11 +143,13 @@ const TimelineDefault: React.FC<Props> = ({
             queryKey={queryKey}
             rootQueryKey={rootQueryKey}
             status={actualStatus}
-            accts={([actualStatus.account] as Mastodon.Account[] &
-              Mastodon.Mention[])
-              .concat(actualStatus.mentions)
-              .filter(d => d.id !== localAccount?.id)
-              .map(d => d.acct)}
+            accts={uniqBy(
+              ([actualStatus.account] as Mastodon.Account[] &
+                Mastodon.Mention[])
+                .concat(actualStatus.mentions)
+                .filter(d => d.id !== localAccount?.id),
+              d => d.id
+            ).map(d => d.acct)}
             reblog={item.reblog ? true : false}
           />
         </View>
diff --git a/src/components/Timeline/Notifications.tsx b/src/components/Timeline/Notifications.tsx
index 5e9ef07d..e5139e4e 100644
--- a/src/components/Timeline/Notifications.tsx
+++ b/src/components/Timeline/Notifications.tsx
@@ -13,6 +13,7 @@ import { QueryKeyTimeline } from '@utils/queryHooks/timeline'
 import { getLocalAccount } from '@utils/slices/instancesSlice'
 import { StyleConstants } from '@utils/styles/constants'
 import { useTheme } from '@utils/styles/ThemeManager'
+import { uniqBy } from 'lodash'
 import React, { useCallback } from 'react'
 import { Pressable, StyleSheet, View } from 'react-native'
 import { useSelector } from 'react-redux'
@@ -126,11 +127,13 @@ const TimelineNotifications: React.FC<Props> = ({
           <TimelineActions
             queryKey={queryKey}
             status={notification.status}
-            accts={([notification.status.account] as Mastodon.Account[] &
-              Mastodon.Mention[])
-              .concat(notification.status.mentions)
-              .filter(d => d.id !== localAccount?.id)
-              .map(d => d.acct)}
+            accts={uniqBy(
+              ([notification.status.account] as Mastodon.Account[] &
+                Mastodon.Mention[])
+                .concat(notification.status.mentions)
+                .filter(d => d.id !== localAccount?.id),
+              d => d.id
+            ).map(d => d.acct)}
             reblog={false}
           />
         </View>
diff --git a/src/components/Timeline/Refresh.tsx b/src/components/Timeline/Refresh.tsx
index 9ee66337..f108b4bd 100644
--- a/src/components/Timeline/Refresh.tsx
+++ b/src/components/Timeline/Refresh.tsx
@@ -1,25 +1,164 @@
+import haptics from '@components/haptics'
+import Icon from '@components/Icon'
 import { StyleConstants } from '@utils/styles/constants'
 import { useTheme } from '@utils/styles/ThemeManager'
-import React from 'react'
-import { StyleSheet, View } from 'react-native'
+import React, { useCallback, useState } from 'react'
+import { useTranslation } from 'react-i18next'
+import { StyleSheet, Text, View } from 'react-native'
 import { Circle } from 'react-native-animated-spinkit'
+import Animated, {
+  Extrapolate,
+  interpolate,
+  runOnJS,
+  useAnimatedReaction,
+  useAnimatedStyle,
+  useSharedValue,
+  withTiming
+} from 'react-native-reanimated'
 
 export interface Props {
+  scrollY: Animated.SharedValue<number>
   isLoading: boolean
+  isFetching: boolean
   disable?: boolean
 }
 
-const TimelineRefresh: React.FC<Props> = ({ isLoading, disable = false }) => {
-  const { theme } = useTheme()
-  return !isLoading && !disable ? (
-    <View
-      style={styles.base}
-      children={
-        <Circle size={StyleConstants.Font.Size.L} color={theme.secondary} />
-      }
-    />
-  ) : null
-}
+const CONTAINER_HEIGHT = StyleConstants.Spacing.M * 2.5
+
+const TimelineRefresh = React.memo(
+  ({ scrollY, isLoading, isFetching, disable = false }: Props) => {
+    if (disable || isLoading) {
+      return null
+    }
+
+    const { t } = useTranslation('componentTimeline')
+    const { theme } = useTheme()
+
+    const separation01 = -(
+      CONTAINER_HEIGHT / 2 +
+      StyleConstants.Font.Size.S / 2
+    )
+    const separation02 = -(
+      CONTAINER_HEIGHT * 1.5 +
+      StyleConstants.Font.Size.S / 2
+    )
+    const [textRight, setTextRight] = useState(0)
+    const arrowY = useAnimatedStyle(() => ({
+      transform: [
+        {
+          translateY: interpolate(
+            scrollY.value,
+            [0, separation01],
+            [
+              -CONTAINER_HEIGHT / 2 - StyleConstants.Font.Size.M / 2,
+              CONTAINER_HEIGHT / 2 - StyleConstants.Font.Size.S / 2
+            ],
+            Extrapolate.CLAMP
+          )
+        }
+      ]
+    }))
+    const arrowTop = useAnimatedStyle(() => ({
+      marginTop:
+        scrollY.value < separation02
+          ? withTiming(CONTAINER_HEIGHT)
+          : withTiming(0)
+    }))
+
+    const arrowStage = useSharedValue(0)
+    const onLayout = useCallback(
+      ({ nativeEvent }) => {
+        if (nativeEvent.layout.x + nativeEvent.layout.width > textRight) {
+          setTextRight(nativeEvent.layout.x + nativeEvent.layout.width)
+        }
+      },
+      [textRight]
+    )
+    useAnimatedReaction(
+      () => {
+        if (isFetching) {
+          return false
+        }
+        switch (arrowStage.value) {
+          case 0:
+            if (scrollY.value < separation01) {
+              arrowStage.value = 1
+              return true
+            }
+            return false
+          case 1:
+            if (scrollY.value < separation02) {
+              arrowStage.value = 2
+              return true
+            }
+            if (scrollY.value > separation01) {
+              arrowStage.value = 0
+              return false
+            }
+            return false
+          case 2:
+            if (scrollY.value > separation02) {
+              arrowStage.value = 1
+              return false
+            }
+            return false
+        }
+      },
+      data => {
+        if (data) {
+          runOnJS(haptics)('Light')
+        }
+      },
+      [isFetching]
+    )
+
+    return (
+      <View style={styles.base}>
+        {isFetching ? (
+          <View style={styles.container2}>
+            <Circle size={StyleConstants.Font.Size.L} color={theme.secondary} />
+          </View>
+        ) : (
+          <>
+            <View style={styles.container1}>
+              <Text
+                style={[styles.explanation, { color: theme.primary }]}
+                onLayout={onLayout}
+                children={t('refresh.fetchPreviousPage')}
+              />
+              <Animated.View
+                style={[
+                  {
+                    position: 'absolute',
+                    left: textRight + StyleConstants.Spacing.S
+                  },
+                  arrowY,
+                  arrowTop
+                ]}
+                children={
+                  <Icon
+                    name='ArrowLeft'
+                    size={StyleConstants.Font.Size.M}
+                    color={theme.primary}
+                  />
+                }
+              />
+            </View>
+            <View style={styles.container2}>
+              <Text
+                style={[styles.explanation, { color: theme.primary }]}
+                onLayout={onLayout}
+                children={t('refresh.refetch')}
+              />
+            </View>
+          </>
+        )}
+      </View>
+    )
+  },
+  (prev, next) =>
+    prev.isLoading === next.isLoading && prev.isFetching === next.isFetching
+)
 
 const styles = StyleSheet.create({
   base: {
@@ -27,9 +166,18 @@ const styles = StyleSheet.create({
     top: 0,
     left: 0,
     right: 0,
-    height: StyleConstants.Spacing.XL,
-    justifyContent: 'center',
+    height: CONTAINER_HEIGHT * 2,
     alignItems: 'center'
+  },
+  container1: {
+    flex: 1,
+    flexDirection: 'row',
+    height: CONTAINER_HEIGHT
+  },
+  container2: { height: CONTAINER_HEIGHT, justifyContent: 'center' },
+  explanation: {
+    fontSize: StyleConstants.Font.Size.S,
+    lineHeight: CONTAINER_HEIGHT
   }
 })
 
diff --git a/src/i18n/en/components/timeline.ts b/src/i18n/en/components/timeline.ts
index b6a80cb7..663c4db5 100644
--- a/src/i18n/en/components/timeline.ts
+++ b/src/i18n/en/components/timeline.ts
@@ -11,10 +11,9 @@ export default {
   end: {
     message: 'The end, what about a cup of <0 />'
   },
-  header: {
-    explanation:
-      'External instance might not be known to logged in instance, thus actions are not allowed but only for reading. You can switch to any instance in the settings.',
-    button: 'Go to settings'
+  refresh: {
+    fetchPreviousPage: 'Refresh upwards',
+    refetch: 'Refresh all'
   },
   shared: {
     actioned: {
diff --git a/src/i18n/zh-Hans/components/timeline.ts b/src/i18n/zh-Hans/components/timeline.ts
index a4fe9ee7..045b7157 100644
--- a/src/i18n/zh-Hans/components/timeline.ts
+++ b/src/i18n/zh-Hans/components/timeline.ts
@@ -11,10 +11,9 @@ export default {
   end: {
     message: '居然刷到底了，喝杯 <0 /> 吧'
   },
-  header: {
-    explanation:
-      '围观的社区可能不属于已经登录的社区的已知连结，因此只可围观嘟文，不能进行操作。设置里可以切换想要围观的社区。',
-    button: '前往设置'
+  refresh: {
+    fetchPreviousPage: '向上刷新',
+    refetch: '完全刷新'
   },
   shared: {
     actioned: {
diff --git a/yarn.lock b/yarn.lock
index 8903c129..fde883f2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8736,10 +8736,10 @@ react-navigation@*, react-navigation@^4.4.3:
     "@react-navigation/core" "^3.7.9"
     "@react-navigation/native" "^3.8.3"
 
-react-query@^3.8.2:
-  version "3.8.2"
-  resolved "https://registry.yarnpkg.com/react-query/-/react-query-3.8.2.tgz#e2dac76b5d9b3465d854f4ca040a35ba4bcae1ae"
-  integrity sha512-Ha8+WZLIHOUkKhqE4+2RZZB03WvEWmNhN4WIIw3zWVCtR7blo2n2TXtu+d3YhaY1o6dt+sHT+J+zNV8IzR583w==
+react-query@^3.9.7:
+  version "3.9.7"
+  resolved "https://registry.yarnpkg.com/react-query/-/react-query-3.9.7.tgz#324c697f418827c129c8c126d233c6052bb1e35e"
+  integrity sha512-vpQgRFOljd7Lr1wL8hOwxWzb7awLIjaeqaq6DJ1fzA8N9mK1fAkK+UVrt8WaXJGBfz7JEnfCiXuENQspk0N7Sw==
   dependencies:
     "@babel/runtime" "^7.5.5"
     match-sorter "^6.0.2"