Nur dieses Batch hilft dann:
@echo off set regPath=HKCU\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\TrayNotify set regKey1=IconStreams set regKey2=PastIconsStream echo. echo The Explorer process must be temporarily killed before deleting your notification area icons cache. echo. echo Please SAVE ALL OPEN WORK before continuing. echo. rem pause echo. taskkill /IM explorer.exe /F echo. FOR /F "tokens=*" %%a in ('Reg Query "%regpath%" /v %regkey1% ^| find /i "%regkey1%"') do goto IconStreams echo Registry key "IconStreams" already deleted. echo. :verify-PastIconsStream FOR /F "tokens=*" %%a in ('Reg Query "%regpath%" /v %regkey2% ^| find /i "%regkey2%"') do goto PastIconsStream echo Registry key "PastIconsStream" already deleted. echo. goto restart :IconStreams reg delete "%regpath%" /f /v "%regkey1%" goto verify-PastIconsStream :PastIconsStream reg delete "%regpath%" /f /v "%regkey2%" :restart echo. echo. echo Restarting explorer.... echo. start explorer.exe exit /B