diff --git a/Windows/GetColor.exe b/Windows/GetColor.exe
new file mode 100755
index 0000000..0656f54
Binary files /dev/null and b/Windows/GetColor.exe differ
diff --git a/Windows/linkd.exe b/Windows/linkd.exe
new file mode 100755
index 0000000..41fb5a9
Binary files /dev/null and b/Windows/linkd.exe differ
diff --git a/Windows/sleep.bat b/Windows/sleep.bat
new file mode 100644
index 0000000..91194a0
--- /dev/null
+++ b/Windows/sleep.bat
@@ -0,0 +1 @@
+C:\Windows\System32\rundll32.exe powrprof.dll,SetSuspendState hibernate
\ No newline at end of file
diff --git a/git-pull-all.bat b/git-pull-all.bat
index 78feef9..c9ab851 100644
--- a/git-pull-all.bat
+++ b/git-pull-all.bat
@@ -29,7 +29,7 @@ for /d %%o in (*) do (
   @REM windows的链接文件会造成路径错误，从而终止该循环，从而导致下一轮乃至所有循环的工作目录错误。因此要过滤掉 .vscode 这个符号链接目录。
   if not %%o == .vscode (
     @REM 每次 git pull 都会造成 .git 目录下某些文件变化，导致云端不断自动同步。因此过滤掉云盘的目录不做更新。
-    echo %%o | findstr "~" >NUL && (
+    echo %%o | findstr "=" >NUL && (
       echo !!!!!!!! omitting [%BASEDIR%\%%o] !!!!!!!!
       echo;
     ) || (
diff --git a/git-pull-all.sh b/git-pull-all.sh
index 1e489c7..6a7146e 100755
--- a/git-pull-all.sh
+++ b/git-pull-all.sh
@@ -33,7 +33,7 @@ echo "*** Current path = [`pwd`] ***"
 echo ""
 
 # for org in `ls -F | grep '/$' | grep -v '~'` ## 首先过滤出所有子目录，然后过滤出所有不含 ~ 的子目录。注意 for ??? in `ls ???` 是按照空行以及空格进行分割的，因此最后筛选出的目录名不能含有空格，否则就被分割成多个了。
-ls -F | grep '/$' | grep -v '~' | while read org ## 换用这种方法，可以成功过滤出含有空格的完整目录名
+ls -F | grep '/$' | grep -v '=' | while read org ## 换用这种方法，可以成功过滤出含有空格的完整目录名
 do 
   echo "======== entering [$FONPATH/$org] ========"
   echo ""
diff --git a/git-rename-branch.bat b/git-rename-branch.bat
new file mode 100755
index 0000000..971f751
--- /dev/null
+++ b/git-rename-branch.bat
@@ -0,0 +1,57 @@
+@echo off 
+
+echo *** Testing Path [%1]  [D:\faronear]  [C:\faronear]  [%HOMEDRIVE%%HOMEPATH%\faronear]  [../..]
+
+@ if not "%1" == "" (
+  set BASEDIR=%1
+) else (if exist D:\faronear (
+  set BASEDIR=D:\faronear
+) else (if exist C:\faronear (
+  set BASEDIR=C:\faronear
+) else (if exist %HOMEDRIVE%%HOMEPATH%\faronear (
+  set BASEDIR=%HOMEDRIVE%%HOMEPATH%\faronear
+) else (
+  set BASEDIR=..\..
+))))
+
+if not exist %BASEDIR% (
+  echo *** [%BASEDIR%] not exist! Exit now. ***
+  @ GOTO END
+)
+
+pushd %BASEDIR%
+echo *** Current path = [%CD%] ***
+
+@REM for /d %%d in (*) do ( pushd %%d & ( for /d %%d in (*) do ( if exist %%d/.git pushd %%d & echo ---  git pulling: %%d ... & git pull & popd ) ) & popd )
+
+for /d %%o in (*) do (
+  @REM windows的链接文件会造成路径错误，从而终止该循环，从而导致下一轮乃至所有循环的工作目录错误。因此要过滤掉 .vscode 这个符号链接目录。
+  if not %%o == .vscode (
+      echo   entering [%BASEDIR%\%%o]
+      pushd %%o
+      for /d %%g in (*) do (
+        if exist %%g\.git (
+          pushd %%g
+          @REM echo    changing repo url 
+          @REM git remote remove origin
+          @REM git remote add origin https://git.faronear.org/%%o/%%g
+          @REM git pull
+          @REM git branch --set-upstream-to=origin/main main
+          @REM git pull
+          echo    changing branch name
+          git branch -m master main
+          git push -u origin main
+          git push origin :master
+          popd
+        )
+      )
+      popd
+  )
+)
+
+popd
+
+:END
+
+pause
+
diff --git a/git-rename-branch.sh b/git-rename-branch.sh
new file mode 100755
index 0000000..1cb3f35
--- /dev/null
+++ b/git-rename-branch.sh
@@ -0,0 +1,60 @@
+#!/bin/bash
+
+if [ $1 ]
+then
+  FONPATH=$1
+else
+  echo Leave blank for default [/faronear], [~/faronear], [../..],
+  read -p "or enter faronear path to git pull >> " FONPATH
+  if [ ! $FONPATH ]
+  then
+    if [ -d /faronear ]
+    then 
+      FONPATH=/faronear
+    else
+      if [ -d ~/faronear ]
+      then
+        FONPATH=~/faronear
+      else
+        FONPATH=../..
+      fi
+    fi
+  fi
+fi
+
+if [ ! -d $FONPATH ]
+then 
+  echo "*** [$FONPATH] not exist! Exit now. ***"
+  exit
+fi
+
+pushd $FONPATH
+echo "*** Current path = [`pwd`] ***"
+for org in '*'
+do 
+  if [ -d $org ]
+  then
+    echo "  entering [$FONPATH/$org]"
+    cd $org;
+    for repo in *
+    do
+      if [ -d $repo/.git ]
+      then
+        cd $repo
+          # echo "    changing repo url to [$FONPATH/$org/$repo]"
+          # git remote remove origin
+          # git remote add origin https://git.faronear.org/$org/$repo
+          # git pull
+          # git branch --set-upstream-to=origin/main main
+          # git pull
+          echo "    renaming master branch to main"
+          git branch -m master main
+          git push -u origin main
+          git push origin :master
+        cd ..
+      fi
+    done
+    cd ..;
+  fi
+done
+popd
diff --git a/npm-boot-all.bat b/npm-boot-all.bat
index 14ab63f..c17b2dd 100644
--- a/npm-boot-all.bat
+++ b/npm-boot-all.bat
@@ -27,7 +27,7 @@ echo;
 
 for /d %%o in (*) do (
   if not %%o == .vscode (
-    echo %%o | findstr "~" >NUL && (
+    echo %%o | findstr "=" >NUL && (
       echo !!!!!!!! omitting [%BASEDIR%\%%o] !!!!!!!!
       echo;
     ) || (
diff --git a/npm-boot-all.sh b/npm-boot-all.sh
index 23e8e66..3d2294b 100755
--- a/npm-boot-all.sh
+++ b/npm-boot-all.sh
@@ -31,7 +31,7 @@ fi
 pushd $FONPATH
 echo "*** Current path = [`pwd`] ***"
 # for org in `ls -F | grep '/$' | grep -v '~'` ## 首先过滤出所有子目录，然后过滤出所有不含 ~ 的子目录。注意 for ??? in `ls ???` 是按照空行以及空格进行分割的，因此最后筛选出的目录名不能含有空格，否则就被分割成多个了。
-ls -F | grep '/$' | grep -v '~' | while read org ## 换用这种方法，可以成功过滤出含有空格的完整目录名
+ls -F | grep '/$' | grep -v '=' | while read org ## 换用这种方法，可以成功过滤出含有空格的完整目录名
 do 
   echo "======== entering [$FONPATH/$org] ========"
   echo ""