Win7系統右下角托盤區域圖標會出現消失不見的情況，如原來的音量、網絡等圖標消失，變成空白位置，或是其它軟件的圖標消失的問題，下載這個批處理運行一下，win7、win10都可以。
rem 關閉Windows外殼程序explorer
taskkill /f /im explorer.exe
rem 清理系統圖標緩存數據庫
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_16.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_32.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_48.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_96.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_256.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_768.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_1280.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_1920.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_2560.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_custom_stream.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_exif.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_idx.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_sr.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_wide.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\thumbcache_wide_alternate.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_16.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_32.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_48.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_96.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_256.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_768.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_1280.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_1920.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_2560.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_custom_stream.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_exif.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_idx.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_sr.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_wide.db"
del /f "%userprofile%\AppData\Local\Microsoft\Windows\Explorer\iconcache_wide_alternate.db"
rem 清理系統托盤記憶的圖標
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 重啓 Windows 外殼程序 explorer
start explorer