@echo off
color A
netsh winsock reset
echo 清空IE临时文件目录... 
del /f /s /q "%userprofile%\Local Settings\Temporary Internet Files\*.*" 
del /f /s /q "%userprofile%\Local Settings\Temp\*.*" 
echo 正在清除系统临时文件 *.tmp *._tmp *.log *.chk *.old ，请稍等... 
del /f /s /q %systemdrive%\*.tmp 
del /f /s /q %systemdrive%\*._mp 
del /f /s /q %systemdrive%\*.log 
del /f /s /q %systemdrive%\*.gid 
del /f /s /q %systemdrive%\*.chk 
del /f /s /q %systemdrive%\*.old 
echo 清空垃圾箱，备份文件和预缓存脚本... 
del /f /s /q %systemdrive%\recycled\*.* 
del /f /s /q %windir%\*.bak 
del /f /s /q %windir%\prefetch\*.* 
rd /s /q %windir%\temp & md %windir%\temp 
rem cooke和最近历史还是保留吧... 
rem del /f /q %userprofile%\COOKIES s\*.* 
rem del /f /q %userprofile%\recent\*.* 

echo 清理系统盘无用文件... 
%windir%\system32\sfc.exe /purgecache 
echo 优化预读信息... 
%windir%\system32\defrag.exe %systemdrive% -b 
echo 清除系统完成！ 

echo. & pause 