diff --git a/mac-autohide-dock.sh b/mac-autohide-dock.sh
new file mode 100644
index 0000000..7693ee2
--- /dev/null
+++ b/mac-autohide-dock.sh
@@ -0,0 +1,3 @@
+defaults write com.apple.Dock autohide-delay -float 0
+
+defaults write com.apple.finder _FXShowPosixPathInTitle -bool YES
diff --git a/mac-brew-default-apps.sh b/mac-brew-default-apps.sh
new file mode 100644
index 0000000..ef6392c
--- /dev/null
+++ b/mac-brew-default-apps.sh
@@ -0,0 +1,30 @@
+echo "=== Install formulaes and casks, enter [y] for Yes, [anything else] for No:"
+echo
+
+formulaeList=(jq openssl pandoc speedtest-cli yt-dlp)
+for APP in "${formulaeList[@]}"
+do
+  echo "--- brew install $APP"
+  read -p ">>> " YN
+  if [ "$YN" = 'y' ]
+  then
+    brew install $APP
+  fi
+  echo
+  echo "*************************************************"
+  echo
+done
+
+caskList=(appcleaner avidemux baidunetdisk cloudflare-warp cursor douyin drawio emacs futubull iina iterm2 lx-music miniconda obs poe qq seafile-client shotcut spacelauncher sqlitestudio telegram-desktop telegram-lite termius thunder warp wechat)
+for APP in "${caskList[@]}"
+do
+  echo "--- brew install $APP"
+  read -p ">>> " YN
+  if [ "$YN" = 'y' ]
+  then
+    brew install $APP
+  fi
+  echo
+  echo "*************************************************"
+  echo
+done
diff --git a/mac-homebrew-install.sh b/mac-brew-install.sh
similarity index 97%
rename from mac-homebrew-install.sh
rename to mac-brew-install.sh
index feeea71..615be5c 100644
--- a/mac-homebrew-install.sh
+++ b/mac-brew-install.sh
@@ -20,3 +20,5 @@ echo "Installing Homebrew on MacOS"
 
 # uninstall: https://github.com/homebrew/install#uninstall-homebrew
 #   /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/uninstall.sh)"
+
+# update brew itself: brew update
\ No newline at end of file
diff --git a/mac-homebrew-mirror.sh b/mac-brew-mirror.sh
similarity index 100%
rename from mac-homebrew-mirror.sh
rename to mac-brew-mirror.sh
diff --git a/mac-config.sh b/mac-config.sh
deleted file mode 100755
index dcd8832..0000000
--- a/mac-config.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-defaults write com.apple.dock springboard-rows -int 9
-
-defaults write com.apple.dock springboard-columns -int 15
-
-defaults write com.apple.dock ResetLaunchPad -bool true
-
-defaults write com.apple.Dock autohide-delay -float 0
-
-defaults write com.apple.finder _FXShowPosixPathInTitle -bool YES
-
-# Don't create .DS_Store files 
-defaults write com.apple.desktopservices DSDontWriteNetworkStores -bool TRUE
-# To enable: defaults delete com.apple.desktopservices DSDontWriteNetworkStores
-
-killall Dock
diff --git a/mac-disable-store-files.sh b/mac-disable-store-files.sh
new file mode 100644
index 0000000..1a1392d
--- /dev/null
+++ b/mac-disable-store-files.sh
@@ -0,0 +1,3 @@
+# Don't create .DS_Store files 
+defaults write com.apple.desktopservices DSDontWriteNetworkStores -bool TRUE
+# To enable: defaults delete com.apple.desktopservices DSDontWriteNetworkStores
diff --git a/mac-homebrew-setup.sh b/mac-homebrew-setup.sh
deleted file mode 100644
index bdfbb84..0000000
--- a/mac-homebrew-setup.sh
+++ /dev/null
@@ -1,24 +0,0 @@
-echo "=== Install formulaes and casks, enter [y] for Yes, [anything else] for No:"
-echo
-
-formulaeList=(jq openssl pandoc speedtest-cli sqlite yt-dlp)
-for APP in "${formulaeList[@]}"
-do
-  echo "--- brew install $APP"
-  read -p ">>> " YN
-  if [ "$YN" = 'y' ]
-  then
-    echo brew install $APP
-  fi
-done
-
-caskList=(appcleaner avidemux baidunetdisk cloudflare-warp cursor douyin drawio emacs futubull iina lx-music miniconda obs poe qq seafile-client shotcut spacelauncher sqlitestudio telegram-desktop telegram-lite termius thunder warp wechat)
-for APP in "${formulaeList[@]}"
-do
-  echo "--- brew install $APP"
-  read -p ">>> " YN
-  if [ "$YN" = 'y' ]
-  then
-    echo brew install $APP
-  fi
-done
\ No newline at end of file
diff --git a/mac-remove-launchpad-icons.sh b/mac-remove-launchpad-icons.sh
new file mode 100644
index 0000000..e6d51b2
--- /dev/null
+++ b/mac-remove-launchpad-icons.sh
@@ -0,0 +1,7 @@
+echo 删除 LaunchPad 里残留的图标
+
+# open /private/var/folders/ in Finder, search for 'launchpad', right-click & select 'Services -> New Terminal at Folder' to open it in terminal:
+
+cd /private/var/folders/ht/rgh2n38j5mvc08wkxhlb1wlw0000gn/0/com.apple.dock.launchpad/db
+
+sqlite3 db "delete from apps where title='要删除的图标的名称';" && killall Dock
diff --git a/mac-resize-launchpad.sh b/mac-resize-launchpad.sh
index fb66b5d..f5b2a27 100644
--- a/mac-resize-launchpad.sh
+++ b/mac-resize-launchpad.sh
@@ -1,16 +1,16 @@
-echo === Enter [row number] (7 for MBA, 9 for iMac) or [leave blank] for default to 9
+echo "=== Enter [row number] (7 for MBA, 9 for iMac) or [leave blank] for default to 9"
 read -p ">>> " ROWS
 if [ "$ROWS" = "" ]
 then
-  ROWS = 9
+  ROWS=9
 fi
 defaults write com.apple.dock springboard-rows -int $ROWS
 
-echo === Enter [column number] (10 for MBA, 15 for iMac) or [leave blank] for default to 15
+echo "=== Enter [column number] (10 for MBA, 15 for iMac) or [leave blank] for default to 15"
 read -p ">>> " COLS
 if [ "$COLS" = "" ]
 then
-  COLS = 15
+  COLS=15
 fi
 defaults write com.apple.dock springboard-columns -int $COLS
 
diff --git a/nodejs-remove.sh b/nodejs-remove.sh
index 249082e..e554859 100644
--- a/nodejs-remove.sh
+++ b/nodejs-remove.sh
@@ -2,7 +2,7 @@
 
 echo "Usage: this-script.sh [VERSION]"
 
-rm -fr /usr/local/bin/node
-rm -fr /usr/local/bin/npm
-rm -fr /usr/local/lib/node_modules
-rm -fr /usr/local/include/node
\ No newline at end of file
+sudo rm -fr /usr/local/bin/node
+sudo rm -fr /usr/local/bin/npm
+sudo rm -fr /usr/local/lib/node_modules
+sudo rm -fr /usr/local/include/node
\ No newline at end of file
diff --git a/proxy.sh b/proxy.sh
index 4d34cf0..d1c08e7 100755
--- a/proxy.sh
+++ b/proxy.sh
@@ -11,10 +11,14 @@ fi
 
 # function proxy() {
   if [ "$proxySwitch" == "s" ] || [ "$proxySwitch" == "1" ]; then
-    echo "=== Proxy server running on port number: "
+    echo "=== Proxy server running on [port number] or [leave blank] for default 7897"
     while [ ! "$PORT" ]
     do
       read -p ">>> " PORT
+      if [ ! "$PORT" ]
+      then
+        PORT=7897
+      fi
     done
     export all_proxy=socks5://127.0.0.1:$PORT
     export http_proxy=socks5://127.0.0.1:$PORT
@@ -30,7 +34,10 @@ fi
   fi
 # }
 
-echo all_proxy="$all_proxy"
+echo all_proxy=$all_proxy
+echo http_proxy=$http_proxy
+echo https_proxy=$https_proxy
+
 # ip.gs, ip.sb, ipinfo.io
 curl ipinfo.io
 echo " "