diff --git a/backup.sh b/backup.sh
index f1d324a..cc652e5 100755
--- a/backup.sh
+++ b/backup.sh
@@ -1,20 +1,20 @@
 #! /bin/bash
 
-# 全局变量，填入项目地址
-# HEAD
 DIR=$HOME/dotfiles
 export git=/usr/bin/git
 
-switch_branch(){
-    echo "dir: $DIR"
-    # brew_backup
-    git checkout -b main > /tmp/tmplog
-    if grep -q "fatal: A branch named" /tmp/tmplog ; then
-        echo "create new branch"
-    else
-        echo "checkout to main"
-        git checkout main
-    fi
+# backup my config
+backup() {
+    echo "Backup ~/.zshrc to ~/dotfiles/macos/$(whoami)/zshrc"
+    cp ~/.zshrc ~/dotfiles/macos/$(whoami)/zshrc
+
+    echo "Backup brew bundle to ~/dotfiles/macos/$(whoami)/Brewfile"
+    brew bundle dump --describe --force --no-upgrade --file="~/dotfiles/macos/$(whoami)/Brewfile"
+
+    # echo "Backup brew to ~/dotfiles/brew/backup"
+    # sh -c $HOME/dotfiles/brew/backup.sh
+
+    # code --list-extensions > ~/dotfiles/_rc/exts.txt
 }
 
 # > Backup to Github
@@ -22,13 +22,15 @@ backup_to_github(){
     msg='Backup on: '`date`
     # echo $msg
 
-    git add $DIR
+    git add $DIR/macos
     git commit -m "$msg"
     git push --set-upstream origin main
     git push
 }
 
-# switch_branch
+# 备份
+backup
 # 备份到 github 要最后运行
 backup_to_github
+
 exit 0
diff --git a/brew/install_backup.sh b/brew/install_backup.sh
new file mode 100755
index 0000000..0113b9e
--- /dev/null
+++ b/brew/install_backup.sh
@@ -0,0 +1,41 @@
+#! /bin/bash
+
+# 全局变量
+WD=`pwd`
+# > 安装自动备份脚本到 contab
+install_to_crontab() {
+    script="bash $WD/backup.sh"
+    # echo $script
+    crontab -l > /tmp/crontab_conf
+    if grep -q "no crontab" /tmp/crontab_conf ; then
+        # echo /tmp/crontab_conf
+        # manual
+        echo "自动添加失败，请尝试手动添加: "
+        echo
+        echo SHELL=$SHELL > crontab_conf
+        echo PATH=$PATH >> crontab_conf
+        echo "00 12 * * * $script > /tmp/dotfiles_Backup.log && osascript -e 'display notification \"$WD/brew/backup\" with title \"dotfiles 备份成功, 已上传至 GitHub\" '" >> crontab_conf
+        echo "运行 \$ crontab -e"
+
+        echo "插入以下内容: "
+        cat crontab_conf
+        exit 1
+    else
+        # echo "hav crontab"
+        # auto
+        crontab -l > crontab_conf
+        echo SHELL=$SHELL >> crontab_conf
+        echo PATH=$PATH >> crontab_conf
+        echo "00 12 * * * $script > /tmp/dotfiles_Backup.log && osascript -e 'display notification \"$WD/backup\" with title \"dotfiles 备份成功, 已上传至 GitHub\" '" >> crontab_conf
+        crontab crontab_conf && rm -f crontab_conf
+
+        echo "🎉 自动化备份脚本安装完成"
+        echo
+        echo "目前的 crontab 配置"
+        echo
+        crontab -l
+        exit 0
+    fi
+}
+
+install_to_crontab
diff --git a/install_backup.sh b/install_backup.sh
index 0113b9e..4f22b83 100755
--- a/install_backup.sh
+++ b/install_backup.sh
@@ -14,7 +14,7 @@ install_to_crontab() {
         echo
         echo SHELL=$SHELL > crontab_conf
         echo PATH=$PATH >> crontab_conf
-        echo "00 12 * * * $script > /tmp/dotfiles_Backup.log && osascript -e 'display notification \"$WD/brew/backup\" with title \"dotfiles 备份成功, 已上传至 GitHub\" '" >> crontab_conf
+        echo "00 16 * * * $script > /tmp/dotfiles_Backup.log && osascript -e 'display notification \"$WD/brew/backup\" with title \"dotfiles 备份成功, 已上传至 GitHub\" '" >> crontab_conf
         echo "运行 \$ crontab -e"
 
         echo "插入以下内容: "
@@ -26,7 +26,7 @@ install_to_crontab() {
         crontab -l > crontab_conf
         echo SHELL=$SHELL >> crontab_conf
         echo PATH=$PATH >> crontab_conf
-        echo "00 12 * * * $script > /tmp/dotfiles_Backup.log && osascript -e 'display notification \"$WD/backup\" with title \"dotfiles 备份成功, 已上传至 GitHub\" '" >> crontab_conf
+        echo "00 16 * * * $script > /tmp/dotfiles_Backup.log && osascript -e 'display notification \"$WD/backup\" with title \"dotfiles 备份成功, 已上传至 GitHub\" '" >> crontab_conf
         crontab crontab_conf && rm -f crontab_conf
 
         echo "🎉 自动化备份脚本安装完成"
diff --git a/macos/Brewfile b/macos/xiaoyi/Brewfile
similarity index 56%
rename from macos/Brewfile
rename to macos/xiaoyi/Brewfile
index 7480b49..6af58f8 100644
--- a/macos/Brewfile
+++ b/macos/xiaoyi/Brewfile
@@ -1,67 +1,37 @@
 tap "1password/tap"
-tap "bigwig-club/brew"
-tap "buo/cask-upgrade"
-tap "cloudflare/cloudflare"
-tap "github/gh"
 tap "homebrew/bundle"
 tap "homebrew/cask"
 tap "homebrew/cask-fonts"
 tap "homebrew/cask-versions"
 tap "homebrew/core"
-tap "homebrew/services"
 # Shell extension to jump to frequently used directories
 brew "autojump"
-# Get a file from an HTTP, HTTPS or FTP server
-brew "curl"
-# View disk space usage and delete unwanted data, fast
-brew "dua-cli"
-# Distributed revision control system
-brew "git"
-# Development kit for the Java programming language
-brew "openjdk"
-# Interpreted, interactive, object-oriented programming language
-brew "python@3.9"
+# Fast and simple Node.js version manager
+brew "fnm"
 # User interface to the TELNET protocol
 brew "telnet"
 # Internet file retriever
 brew "wget"
 # Command-line helper for the 1Password password manager
 cask "1password-cli"
-cask "account-switcher"
-# Transfer files from and to an Android smartphone
-cask "android-file-transfer"
-# Android SDK component
-cask "android-platform-tools"
 # Application uninstaller
 cask "appcleaner"
-# Tool to flash OS images to SD cards & USB drives
-cask "balenaetcher"
-# Tool to list all active shortcuts of the current application
-cask "cheatsheet"
 # Rule-based custom proxy with GUI based on clash
 cask "clashx-pro"
 # Voice and text chat software
 cask "discord"
 # Typeface made for developers
 cask "font-jetbrains-mono"
-# Developer targeted fonts with a high number of glyphs
-cask "font-jetbrains-mono-nerd-font"
 # GIT client
 cask "fork"
 # Tool to set light or dark appearance on a per-app basis
 cask "gray"
 # Free and open-source media player
 cask "iina"
-# Terminal emulator as alternative to Apple's Terminal app
-cask "iterm2"
 # File archiver
 cask "keka"
-# Helper application for the Keka file archiver
-cask "kekaexternalhelper"
 # Switch input method per application
 cask "keyboardholder"
-# Open-source firewall to block unknown outgoing connections
-cask "lulu"
 # Simple and elegant markdown editor
 cask "mark-text"
 # Tool to control external monitor brightness & volume
@@ -72,9 +42,6 @@ cask "mos"
 cask "ngrok"
 # App to write, plan, collaborate, and get organized
 cask "notion"
-cask "paper"
-# Tool for uploading images
-cask "picgo"
 # QuickLook plug-in that renders source code with syntax highlighting
 cask "qlcolorcode"
 # Display image info and preview unsupported formats in QuickLook
@@ -90,26 +57,14 @@ cask "quicklook-json"
 cask "quicklookase"
 # Control your tools with a few keystrokes
 cask "raycast"
-# Tool to reverse the direction of scrolling
-cask "scroll-reverser"
-# Screenshot measurement and annotation tool
-cask "shottr"
-# Snip or pin screenshots
-cask "snipaste"
 # Music streaming service
 cask "spotify"
-# Network toolbox
-cask "surge"
+# System monitor for the menu bar
+cask "stats"
 # App to switch hosts
 cask "switchhosts"
 # Terminal emulator, SSH and serial client
 cask "tabby"
-# Messaging app with a focus on speed and security
-cask "telegram"
-# Finder extension for opening a terminal from the current directory
-cask "termhere"
-# General-purpose text editor
-cask "textmate"
 # Remote desktop application focusing on security
 cask "vnc-viewer"
 # Rust-based terminal
diff --git a/macos/zshrc b/macos/xiaoyi/zshrc
similarity index 93%
rename from macos/zshrc
rename to macos/xiaoyi/zshrc
index 56a5d9e..b6cdc78 100644
--- a/macos/zshrc
+++ b/macos/xiaoyi/zshrc
@@ -6,9 +6,6 @@
 
 export ZSH="$HOME/.oh-my-zsh"
 
-export N_PREFIX=$HOME/.n
-export PATH=$N_PREFIX/bin:$PATH
-
 # Set name of the theme to load --- if set to "random", it will
 # load a random theme each time oh-my-zsh is loaded, in which case,
 # to know which specific one was loaded, run: echo $RANDOM_THEME
@@ -82,14 +79,13 @@ plugins=(
     git
     # osx
     zsh-autosuggestions
-    # git
     # zsh-syntax-highlighting
     # fast-syntax-highlighting
     F-Sy-H
     zsh-gitcd
     # zsh-completion will be added to FPATH directly
     # zsh-completions
-    # zsh-z
+    zsh-z
     # zsh-interactive-cd
     fzf-tab
 )
@@ -99,6 +95,11 @@ export NPM_CONFIG_PREFIX="$HOME/.npm-global"
 # Create .npm-global folder if not exists
 [[ ! -d "$HOME/.npm-global" ]] && mkdir -p $HOME/.npm-global
 
+# export N_PREFIX=$HOME/.n
+# export PATH=$N_PREFIX/bin:$PATH
+
+eval "$(fnm env --use-on-cd)"
+
 # Path should be set after fnm
 export PATH="$HOME/bin:/usr/local/bin:/usr/local/sbin:$HOME/.yarn/bin:$NPM_CONFIG_PREFIX/bin:/usr/local/opt/openjdk/bin:/usr/local/opt/openjdk@8/bin:/opt/homebrew/bin:$PATH"
 
@@ -390,9 +391,15 @@ gig() { curl -L -s https://www.gitignore.io/api/$@;}
 
 # backup my config
 bk() {
-    cp ~/.zshrc ~/dotfiles/macos/zshrc
-    brew bundle dump --describe --force --no-upgrade --file="~/dotfiles/macos/Brewfile"
-    sh -c $HOME/dotfiles/brew/backup.sh
+    echo "Backup ~/.zshrc to ~/dotfiles/macos/$(whoami)/zshrc"
+    cp ~/.zshrc ~/dotfiles/macos/$(whoami)/zshrc
+
+    echo "Backup brew bundle to ~/dotfiles/macos/$(whoami)/Brewfile"
+    brew bundle dump --describe --force --no-upgrade --file="~/dotfiles/macos/$(whoami)/Brewfile"
+
+    # echo "Backup brew to ~/dotfiles/brew/backup"
+    # sh -c $HOME/dotfiles/brew/backup.sh
+
     # code --list-extensions > ~/dotfiles/_rc/exts.txt
 }
 
@@ -427,20 +434,20 @@ if (( $+commands[thefuck] )) &>/dev/null; then
 fi
 
 ## Lazyload pyenv
-if (( $+commands[pyenv] )) &>/dev/null; then
-    _sukka_lazyload_command_pyenv() {
-        export PATH="${PYENV_ROOT}/bin:${PYENV_ROOT}/shims:${PATH}" # pyenv init --path
-        eval "$(command pyenv init -)"
-    }
-    sukka_lazyload_add_command pyenv
-
-    _sukka_lazyload_completion_pyenv() {
-        source "${__SUKKA_HOMEBREW_PYENV_PREFIX}/completions/pyenv.zsh"
-    }
-    sukka_lazyload_add_completion pyenv
-
-    export PYENV_ROOT="${PYENV_ROOT:=${HOME}/.pyenv}"
-fi
+# if (( $+commands[pyenv] )) &>/dev/null; then
+#     _sukka_lazyload_command_pyenv() {
+#         export PATH="${PYENV_ROOT}/bin:${PYENV_ROOT}/shims:${PATH}" # pyenv init --path
+#         eval "$(command pyenv init -)"
+#     }
+#     sukka_lazyload_add_command pyenv
+
+#     _sukka_lazyload_completion_pyenv() {
+#         source "${__SUKKA_HOMEBREW_PYENV_PREFIX}/completions/pyenv.zsh"
+#     }
+#     sukka_lazyload_add_completion pyenv
+
+#     export PYENV_ROOT="${PYENV_ROOT:=${HOME}/.pyenv}"
+# fi
 
 # hexo completion
 if (( $+commands[hexo] )) &>/dev/null; then
@@ -536,4 +543,4 @@ zstyle :bracketed-paste-magic paste-finish pastefinish
 
 
 # autojump
-[[ -s $(brew --prefix)/etc/profile.d/autojump.sh ]] && . $(brew --prefix)/etc/profile.d/autojump.sh
+# [[ -s $(brew --prefix)/etc/profile.d/autojump.sh ]] && . $(brew --prefix)/etc/profile.d/autojump.sh
diff --git a/upload.sh b/upload.sh
new file mode 100755
index 0000000..f1d324a
--- /dev/null
+++ b/upload.sh
@@ -0,0 +1,34 @@
+#! /bin/bash
+
+# 全局变量，填入项目地址
+# HEAD
+DIR=$HOME/dotfiles
+export git=/usr/bin/git
+
+switch_branch(){
+    echo "dir: $DIR"
+    # brew_backup
+    git checkout -b main > /tmp/tmplog
+    if grep -q "fatal: A branch named" /tmp/tmplog ; then
+        echo "create new branch"
+    else
+        echo "checkout to main"
+        git checkout main
+    fi
+}
+
+# > Backup to Github
+backup_to_github(){
+    msg='Backup on: '`date`
+    # echo $msg
+
+    git add $DIR
+    git commit -m "$msg"
+    git push --set-upstream origin main
+    git push
+}
+
+# switch_branch
+# 备份到 github 要最后运行
+backup_to_github
+exit 0