文件上点右键--属性--打开方式--选择foobar 试试

把以下代码保存为.bat文件
rem 关闭 Windows 外壳程序 Explorer
taskkill /f /im explorer.exe
rem 清理系统图标缓存数据库
attrib -h -s -r "%userprofile%\AppData\Local\IconCache.db"
del /f "%userprofile%\AppData\Local\IconCache.db"
attrib /s /d -h -s -r "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\*"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_32.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_96.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_102.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_256.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_1024.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_sr.db"
rem 清理系统托盘记忆的图标
echo y　reg delete "HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify" /v IconStreams
echo y　reg delete "HKEY_CLASSES_ROOT\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify" /v PastIconsStream
rem 重启 Windows 外壳程序 Explorer
start explorer

没弄明白