1. Download Windows server 2003 SP2 from (and select your language): w ww.microsoft.com/en-us/download/details.aspx?id=41 2. open the downloaded exe file with 7zip and search and extract taskmgr.ex_ to a folder 3. rename it to taskmgr.7z and again extract taskmgr.exe 4. rename the extracted file to taskmgr52.exe and copy the file to c:\windows\system32 5. Now run at cmd.exe: Code: reg.exe add "HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe" /v "Debugger" /d "c:\windows\system32\taskmgr52.exe" /f Now, even when explorer.exe closes, when it starts, the icon appears again.