个
不
。
Have you checked your startup folder, your registry key?
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
HKCU\Software\Microsoft\Windows\CurrentVersion\RunOnce
Another common situation is the local group policy has been changed.
check mmc -> local group security (or type in gpedit.msc in the command
window)
Goto Computer Configuration -> Windows Settings -> Scripts (startup/shutdow