1
check your startup folder maybe an exe file is set to launch during startup. Also check your registry: HKLM\Software\Microsoft\Windows\CurrentVersion\RUN |RUNOnce| RUN Services. Carefully check all entries regarding the program that launch during startup, you can then delete this entry, you may also check: HKCU\Software\Microsoft\Windows\CurrentVersion\Run
almost forgot, you may run MSCONFIG, check all entries there, you can then disable the program that launch during startup
almost forgot, you may run MSCONFIG, check all entries there, you can then disable the program that launch during startup