windows下用新的ico替换旧的图标，图标一直没替换掉，怀疑是图标缓存没有完全清理。用了清理的办法也没有办法。到底怎么才能修改文件夹的图标呢？或者如何才能彻底清除缓存？
解决办法：新建文本文件，把以下内容复制进去，然后另存为.bat文件，执行，ok！
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
