@echo off 
title win7桌面图标黑块修复工具 
reg delete “hkcu\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Icons” /f 
reg delete “hklm\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Icons” /f 
taskkill /f /im explorer.exe & start explorer.exe 

通过上述两个方法，

win7桌面图标缓存重建方法，“保存类型”选择“所有文件”即可。把一个最简单有效的方法推荐给大家。找到IconCache.db文件并删除，请通过以下方法解决 
将以下内容复制到记事本，

代码：
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

复制粘贴到TXT，